Question

At the evening party the host said _________ was able to solve the riddle could get a nice present as a reward．

1. A.
   whoever
2. B.
   who
3. C.
   no matter who
4. D.
   whomever

Answer 1

A
考查名詞性從句。the host said 后是一個賓語從句，賓語從句中有一個主語從句，主語從句中缺少主語，根據句意：在晚會上主持人說無論是誰能解出這個謎就會得到一個好的禮物作為獎賞。故用whoever，相當于anyone who,選A。