UNIT 20: PAST MODAL VERBS OF DEDUCTION（对过去进行推测的情态动词）20 questions · 全部题目
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Exercise 1 · Exercise 1
Choose the best answer.
Nobody knows exactly why he died. But we think it ___ been an accident.
Exercise 1 · Exercise 1
Choose the best answer.
I ___ revised more for the exam. I was lazy, and now I'll fail!
Exercise 1 · Exercise 1
Choose the best answer.
Sarah looked very happy. She ___ passed her driving test.
Exercise 1 · Exercise 1
Choose the best answer.
I didn't know you were going to Phil's party yesterday. You ___ told me!
Exercise 1 · Exercise 1
Choose the best answer.
I can't believe Jim hasn't arrived yet. He ___ taken the wrong train.
Exercise 1 · Exercise 1
Choose the best answer.
I can't believe Jim hasn't arrived yet. He ___ taken the right train.
Exercise 1 · Exercise 1
Choose the best answer.
You ___ been ill yesterday. Jessie saw you at the bowling alley.
Exercise 1 · Exercise 1
Choose the best answer.
I don't know where they went but they ___ gone to Paris or Marseille.
Exercise 1 · Exercise 1
Choose the best answer.
You ___ paid more attention. Now we are lost.
Exercise 1 · Exercise 1
Choose the best answer.
The window was broken, so the thieves ___ got in through that window.
Exercise 3 · Exercise 3
Complete the sentence with the correct word or phrase.
Complete gap 1. Old Mr McGraw had been murdered and everybody was wondering who 1 ___ (do) it. Two police officers were speculating about the murder. SEBASTIAN: It 2 ___ (be) Mrs McGraw. I’m totally convinced it was her. She absolutely hated him. She 3 ___ (use) a kitchen knife as the murder weapon, or maybe an axe from the garden tools. JESSICA: It 4 ___ (be) Mrs McGraw. She isn’t strong enough to drag the body and put it in the car boot. It 5 ___ (be) their older son; I would bet all my money it was him. He had motive, because Mr McGraw had disinherited him long ago, and everybody knew they hated each other. SEBASTIAN: Impossible. It 6 ___ (be) their older son because he has a plausible alibi. He was fishing with his brother at the time of the crime, he testified. JESSICA: Then the younger son 7 ___ (lie) to protect his brother. They 8 ___ (agree) on an alibi after the murder. If you think about it, they 9 ___ (plan) the murder together. It’s a reasonable possibility. Maybe the younger son was afraid that his father would disinherit him too; they had a difficult relationship. SEBASTIAN: That makes sense. They killed him so that at least one of them could get the inheritance. JESSICA: Well, if they wanted to get the money from the inheritance, they 10 ___ (kill) their father. Because now we’ll catch them and they will be in prison and without a penny.
Exercise 3 · Exercise 3
Complete the sentence with the correct word or phrase.
Complete gap 2. Old Mr McGraw had been murdered and everybody was wondering who 1 ___ (do) it. Two police officers were speculating about the murder. SEBASTIAN: It 2 ___ (be) Mrs McGraw. I’m totally convinced it was her. She absolutely hated him. She 3 ___ (use) a kitchen knife as the murder weapon, or maybe an axe from the garden tools. JESSICA: It 4 ___ (be) Mrs McGraw. She isn’t strong enough to drag the body and put it in the car boot. It 5 ___ (be) their older son; I would bet all my money it was him. He had motive, because Mr McGraw had disinherited him long ago, and everybody knew they hated each other. SEBASTIAN: Impossible. It 6 ___ (be) their older son because he has a plausible alibi. He was fishing with his brother at the time of the crime, he testified. JESSICA: Then the younger son 7 ___ (lie) to protect his brother. They 8 ___ (agree) on an alibi after the murder. If you think about it, they 9 ___ (plan) the murder together. It’s a reasonable possibility. Maybe the younger son was afraid that his father would disinherit him too; they had a difficult relationship. SEBASTIAN: That makes sense. They killed him so that at least one of them could get the inheritance. JESSICA: Well, if they wanted to get the money from the inheritance, they 10 ___ (kill) their father. Because now we’ll catch them and they will be in prison and without a penny.
Exercise 3 · Exercise 3
Complete the sentence with the correct word or phrase.
Complete gap 3. Old Mr McGraw had been murdered and everybody was wondering who 1 ___ (do) it. Two police officers were speculating about the murder. SEBASTIAN: It 2 ___ (be) Mrs McGraw. I’m totally convinced it was her. She absolutely hated him. She 3 ___ (use) a kitchen knife as the murder weapon, or maybe an axe from the garden tools. JESSICA: It 4 ___ (be) Mrs McGraw. She isn’t strong enough to drag the body and put it in the car boot. It 5 ___ (be) their older son; I would bet all my money it was him. He had motive, because Mr McGraw had disinherited him long ago, and everybody knew they hated each other. SEBASTIAN: Impossible. It 6 ___ (be) their older son because he has a plausible alibi. He was fishing with his brother at the time of the crime, he testified. JESSICA: Then the younger son 7 ___ (lie) to protect his brother. They 8 ___ (agree) on an alibi after the murder. If you think about it, they 9 ___ (plan) the murder together. It’s a reasonable possibility. Maybe the younger son was afraid that his father would disinherit him too; they had a difficult relationship. SEBASTIAN: That makes sense. They killed him so that at least one of them could get the inheritance. JESSICA: Well, if they wanted to get the money from the inheritance, they 10 ___ (kill) their father. Because now we’ll catch them and they will be in prison and without a penny.
Exercise 3 · Exercise 3
Complete the sentence with the correct word or phrase.
Complete gap 4. Old Mr McGraw had been murdered and everybody was wondering who 1 ___ (do) it. Two police officers were speculating about the murder. SEBASTIAN: It 2 ___ (be) Mrs McGraw. I’m totally convinced it was her. She absolutely hated him. She 3 ___ (use) a kitchen knife as the murder weapon, or maybe an axe from the garden tools. JESSICA: It 4 ___ (be) Mrs McGraw. She isn’t strong enough to drag the body and put it in the car boot. It 5 ___ (be) their older son; I would bet all my money it was him. He had motive, because Mr McGraw had disinherited him long ago, and everybody knew they hated each other. SEBASTIAN: Impossible. It 6 ___ (be) their older son because he has a plausible alibi. He was fishing with his brother at the time of the crime, he testified. JESSICA: Then the younger son 7 ___ (lie) to protect his brother. They 8 ___ (agree) on an alibi after the murder. If you think about it, they 9 ___ (plan) the murder together. It’s a reasonable possibility. Maybe the younger son was afraid that his father would disinherit him too; they had a difficult relationship. SEBASTIAN: That makes sense. They killed him so that at least one of them could get the inheritance. JESSICA: Well, if they wanted to get the money from the inheritance, they 10 ___ (kill) their father. Because now we’ll catch them and they will be in prison and without a penny.
Exercise 3 · Exercise 3
Complete the sentence with the correct word or phrase.
Complete gap 5. Old Mr McGraw had been murdered and everybody was wondering who 1 ___ (do) it. Two police officers were speculating about the murder. SEBASTIAN: It 2 ___ (be) Mrs McGraw. I’m totally convinced it was her. She absolutely hated him. She 3 ___ (use) a kitchen knife as the murder weapon, or maybe an axe from the garden tools. JESSICA: It 4 ___ (be) Mrs McGraw. She isn’t strong enough to drag the body and put it in the car boot. It 5 ___ (be) their older son; I would bet all my money it was him. He had motive, because Mr McGraw had disinherited him long ago, and everybody knew they hated each other. SEBASTIAN: Impossible. It 6 ___ (be) their older son because he has a plausible alibi. He was fishing with his brother at the time of the crime, he testified. JESSICA: Then the younger son 7 ___ (lie) to protect his brother. They 8 ___ (agree) on an alibi after the murder. If you think about it, they 9 ___ (plan) the murder together. It’s a reasonable possibility. Maybe the younger son was afraid that his father would disinherit him too; they had a difficult relationship. SEBASTIAN: That makes sense. They killed him so that at least one of them could get the inheritance. JESSICA: Well, if they wanted to get the money from the inheritance, they 10 ___ (kill) their father. Because now we’ll catch them and they will be in prison and without a penny.
Exercise 3 · Exercise 3
Complete the sentence with the correct word or phrase.
Complete gap 6. Old Mr McGraw had been murdered and everybody was wondering who 1 ___ (do) it. Two police officers were speculating about the murder. SEBASTIAN: It 2 ___ (be) Mrs McGraw. I’m totally convinced it was her. She absolutely hated him. She 3 ___ (use) a kitchen knife as the murder weapon, or maybe an axe from the garden tools. JESSICA: It 4 ___ (be) Mrs McGraw. She isn’t strong enough to drag the body and put it in the car boot. It 5 ___ (be) their older son; I would bet all my money it was him. He had motive, because Mr McGraw had disinherited him long ago, and everybody knew they hated each other. SEBASTIAN: Impossible. It 6 ___ (be) their older son because he has a plausible alibi. He was fishing with his brother at the time of the crime, he testified. JESSICA: Then the younger son 7 ___ (lie) to protect his brother. They 8 ___ (agree) on an alibi after the murder. If you think about it, they 9 ___ (plan) the murder together. It’s a reasonable possibility. Maybe the younger son was afraid that his father would disinherit him too; they had a difficult relationship. SEBASTIAN: That makes sense. They killed him so that at least one of them could get the inheritance. JESSICA: Well, if they wanted to get the money from the inheritance, they 10 ___ (kill) their father. Because now we’ll catch them and they will be in prison and without a penny.
Exercise 3 · Exercise 3
Complete the sentence with the correct word or phrase.
Complete gap 7. Old Mr McGraw had been murdered and everybody was wondering who 1 ___ (do) it. Two police officers were speculating about the murder. SEBASTIAN: It 2 ___ (be) Mrs McGraw. I’m totally convinced it was her. She absolutely hated him. She 3 ___ (use) a kitchen knife as the murder weapon, or maybe an axe from the garden tools. JESSICA: It 4 ___ (be) Mrs McGraw. She isn’t strong enough to drag the body and put it in the car boot. It 5 ___ (be) their older son; I would bet all my money it was him. He had motive, because Mr McGraw had disinherited him long ago, and everybody knew they hated each other. SEBASTIAN: Impossible. It 6 ___ (be) their older son because he has a plausible alibi. He was fishing with his brother at the time of the crime, he testified. JESSICA: Then the younger son 7 ___ (lie) to protect his brother. They 8 ___ (agree) on an alibi after the murder. If you think about it, they 9 ___ (plan) the murder together. It’s a reasonable possibility. Maybe the younger son was afraid that his father would disinherit him too; they had a difficult relationship. SEBASTIAN: That makes sense. They killed him so that at least one of them could get the inheritance. JESSICA: Well, if they wanted to get the money from the inheritance, they 10 ___ (kill) their father. Because now we’ll catch them and they will be in prison and without a penny.
Exercise 3 · Exercise 3
Complete the sentence with the correct word or phrase.
Complete gap 8. Old Mr McGraw had been murdered and everybody was wondering who 1 ___ (do) it. Two police officers were speculating about the murder. SEBASTIAN: It 2 ___ (be) Mrs McGraw. I’m totally convinced it was her. She absolutely hated him. She 3 ___ (use) a kitchen knife as the murder weapon, or maybe an axe from the garden tools. JESSICA: It 4 ___ (be) Mrs McGraw. She isn’t strong enough to drag the body and put it in the car boot. It 5 ___ (be) their older son; I would bet all my money it was him. He had motive, because Mr McGraw had disinherited him long ago, and everybody knew they hated each other. SEBASTIAN: Impossible. It 6 ___ (be) their older son because he has a plausible alibi. He was fishing with his brother at the time of the crime, he testified. JESSICA: Then the younger son 7 ___ (lie) to protect his brother. They 8 ___ (agree) on an alibi after the murder. If you think about it, they 9 ___ (plan) the murder together. It’s a reasonable possibility. Maybe the younger son was afraid that his father would disinherit him too; they had a difficult relationship. SEBASTIAN: That makes sense. They killed him so that at least one of them could get the inheritance. JESSICA: Well, if they wanted to get the money from the inheritance, they 10 ___ (kill) their father. Because now we’ll catch them and they will be in prison and without a penny.
Exercise 3 · Exercise 3
Complete the sentence with the correct word or phrase.
Complete gap 9. Old Mr McGraw had been murdered and everybody was wondering who 1 ___ (do) it. Two police officers were speculating about the murder. SEBASTIAN: It 2 ___ (be) Mrs McGraw. I’m totally convinced it was her. She absolutely hated him. She 3 ___ (use) a kitchen knife as the murder weapon, or maybe an axe from the garden tools. JESSICA: It 4 ___ (be) Mrs McGraw. She isn’t strong enough to drag the body and put it in the car boot. It 5 ___ (be) their older son; I would bet all my money it was him. He had motive, because Mr McGraw had disinherited him long ago, and everybody knew they hated each other. SEBASTIAN: Impossible. It 6 ___ (be) their older son because he has a plausible alibi. He was fishing with his brother at the time of the crime, he testified. JESSICA: Then the younger son 7 ___ (lie) to protect his brother. They 8 ___ (agree) on an alibi after the murder. If you think about it, they 9 ___ (plan) the murder together. It’s a reasonable possibility. Maybe the younger son was afraid that his father would disinherit him too; they had a difficult relationship. SEBASTIAN: That makes sense. They killed him so that at least one of them could get the inheritance. JESSICA: Well, if they wanted to get the money from the inheritance, they 10 ___ (kill) their father. Because now we’ll catch them and they will be in prison and without a penny.
Exercise 3 · Exercise 3
Complete the sentence with the correct word or phrase.
Complete gap 10. Old Mr McGraw had been murdered and everybody was wondering who 1 ___ (do) it. Two police officers were speculating about the murder. SEBASTIAN: It 2 ___ (be) Mrs McGraw. I’m totally convinced it was her. She absolutely hated him. She 3 ___ (use) a kitchen knife as the murder weapon, or maybe an axe from the garden tools. JESSICA: It 4 ___ (be) Mrs McGraw. She isn’t strong enough to drag the body and put it in the car boot. It 5 ___ (be) their older son; I would bet all my money it was him. He had motive, because Mr McGraw had disinherited him long ago, and everybody knew they hated each other. SEBASTIAN: Impossible. It 6 ___ (be) their older son because he has a plausible alibi. He was fishing with his brother at the time of the crime, he testified. JESSICA: Then the younger son 7 ___ (lie) to protect his brother. They 8 ___ (agree) on an alibi after the murder. If you think about it, they 9 ___ (plan) the murder together. It’s a reasonable possibility. Maybe the younger son was afraid that his father would disinherit him too; they had a difficult relationship. SEBASTIAN: That makes sense. They killed him so that at least one of them could get the inheritance. JESSICA: Well, if they wanted to get the money from the inheritance, they 10 ___ (kill) their father. Because now we’ll catch them and they will be in prison and without a penny.
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