—What about your TEFL test? —I have answered all the questions but I’m not sure I could

问题补充：

—What about your TEFL test?

—I have answered all the questions, but I’m not sure I could get a high enough score.

A. what

B. if

C. when

D. why

答案：

A. what

(答案→)B. if

C. when

D. why

解析：连词辨析。A.什么 B. 如果 C.当……时 D.为什么。句意：你的托福考试怎么样了？——我答上了所有问题，但是我不确定我是否能得一个足够高的分数。选B。