Question

1The river smells terrible. People_______ dirty things into it .

A. must stop to throw

B. must stop from throwing

C. must be stopped to throw

D. must be stopped from throwing

 

Answer 1

【答案】

D

【解析】此題考察的含有情態(tài)動(dòng)詞的被動(dòng)語態(tài)，stop from doing sth 表示阻止做某事。