ExercisesContentsDownloadsUNIT 17: ACTIVE AND PASSIVE VOICEQuestion 1 / 20请完成全部题目,最后查看答案与解析GRAMMAR · B1 · TYPE YOUR ANSWERExercise 1 · Exercise 1Type the missing word or phrase.Hundreds of people _____ in this factory and many of them _____ their jobs.输入单词、短语或完整答案;多空答案用 / 分隔保存并进入下一题 →