单选题 She always thinks of ______ she can do her bit for the family.
  • [A] where
  • [B] when
  • [C] what
  • [D] how


【正确答案】 D
【答案解析】从句主谓宾都有了，所以用状语连接词how，用where，when与题目意思不符。Doone’s bit意思是“尽…的一点力”。