Question

What impresses me most is ______ he appears in front of others, he wears a sincere and charming smile．

1. A.
   which
2. B.
   that
3. C.
   where
4. D.
   that whenever

Answer 1

D
本题结合名词性从句里的表语从句来考查时间状语从句，that引导的表语从句里含到了一个whenever引导的时间状语从句。句意为“他给我印象最深的就是无论何时他在人面前都面带真诚友好的笑容”。