16. Every year, ______ makes the most beautiful kite will win a prize in the Kite Festival.
A. whatever     B. whoever     C. whomever    D. whichever
【答案】B
【解析】试题分析：A. whatever 任何事 B. whoever 任何人 C. whomever 任何人 D. whichever无论哪个。句意：每年，任何一个做出最漂亮的风筝的人将会在风筝节获奖。空格所在部分是主语从句，缺少主语，用连接代词，根据意思可知是人获奖，故排除A、D，因为需要作主语，只能用主格代词who+ever，故选B。
17. Jane moved aimlessly down the tree-lined street, not knowing ______she was heading.
A. why   B. where    C. how    D. when
【答案】B
试题分析：A. why 为什么 B. where 在哪 C. how  如何 D. when什么时候。句意：Jane漫无目的地走在两旁栽树的街道上，不知道她将去往何方，根据语境可知此处是表地点的，很容易就可选出答案B。
18. Part of the reason Charles Dickens loved his own novel, David Copperfield, was _____ it was rather closely modeled on his own life.
A. What B. that         C. why   D. whether
【解析】考查表语从句。句意为“Charles Dickens喜欢自己的小说的部分原因是他的小说是他为原型的”，固定句型“The reason why … is that …”.
19. She asked me _______ I had returned the books to the library, and I admitted that I hadn’t.
A. when      B. where     C. whether    D. what
【答案】C
【解析】句意：他问我是否已经把书还给图书馆了，我承认。我还没有还。A.什么时候；B.在哪里；C是否；D.什么。根据句意，故选C
20. Your support is important to our work. ________ you can do helps.
A. However    B. Whoever    C. Whatever    D. Wherever
【答案】C
【解析】试题分析：题目考查主语从句。helps是谓语，＂________ you can do＂是主语部分，即主语从句，在主语从句中，do后缺少宾语，表示＂任何事情＂，因此用whatever引导，故选C。
21. The most pleasant thing of the rainy season is ________ one can be entirely free from dust.
A. what B. that C. whether D. why
【答案】B
【解析】试题分析：题目考查表语从句。句意：雨季最令人愉悦的就是人们可以完全不再受到沙尘的困扰。is后跟从句作表语，即表语从句，表语从句不缺少主语、谓语和宾语，因此用that，that只起引导作用，故选B。
22. It is often the case ______anything is possible for those who hang on to hope.
A. why B. what C. as D. that
【答案】D
【解析】试题分析：考查主语从句。句意：通常对于那些心存希望的人来说一切皆有可能。此句中It为形式主语，that从句为真正的主语。故D项正确。
23. The manager put forward a suggestion ___ we should have an assistant. There is too much work to do.
A. whether B. that        C. which      D. what
【答案】B
【解析】试题分析：句意：经理提出一个建议，我们应该有个助手。有太多的工作要做。此处使用同位语从句说明suggestion的内容，而且同位语从句的成分和意思都是完整的，故用that引导，that不作成分，只起连接作用。故选B。