Question

【题目】Ann is so careful that she always goes over her exercises to _____there are no mistakes.

A. look for B. make sure

C. find out D. think about

Answer 1

【答案】B

【解析】

试题分析：句意：安是个认真的女孩。她总是检查她的习题以确保没有错误。A. look for寻找；B. make sure确信；C.find out找出；D. think about考虑。根据句意，故选B。