Question

【题目】Students are encouraged________more active when they are practicing oral English.

A. be B. being C. to be D. will be

Answer 1

【答案】C

【解析】句意：当学生们练习口语的时候，应鼓励他们更加积极主动。encourage sb.to do sth.“鼓励某人做某事”，动词不定式作宾语补足语，be more active“更积极主动”；本句为被动语态，即“学生们被鼓励更积极主动”，结合选项，可知C选项符合题意，故答案选C。