ExercisesContentsDownloadsUNIT 18: MODAL VERBS OF DEDUCTION: MUST, MAY, MIGHT, COULD, CAN'TQuestion 1 / 20请完成全部题目,最后查看答案与解析GRAMMAR · B1 Exercise 1 · Exercise 1Choose the correct answer.Paul is behaving in a very unusual way. I think he ______ again.Acan't drinkBcan be drinkingCmight be drinking保存并进入下一题 →