9.(2014·合肥高三質量檢測)The bride and groom gave ________ attended their wedding some gifts to share their happiness.

　　答案：whoever　解析：考查賓語從句。句意：新郎和新娘給任何一個參加他們婚禮的人發(fā)一些禮物以分享他們的幸福。分析句子成分可知，“________ attended their wedding”是賓語從句，從句中缺少主語，再結合句意可知應用whoever。

　　10.Helen has just heard the news from her father ________ her boyfriend David will come back soon.

　　答案：that　解析：考查同位語從句。句意：海倫剛從她的父親那兒得到消息，她的男朋友大衛(wèi)很快就會回來。分析句子結構可知，“________her boyfriend David will come back soon”是同位語從句，且從句意思完整。不缺少任何成分，故用that引導。

　　11.(2014·成都高中畢業(yè)班檢測)The message of Saving Private Ryan is ________ humans want peace, not war.

　　答案：that　解析：考查表語從句。句意：《拯救大兵瑞恩》傳達的信息是人們想要和平而不是戰(zhàn)爭。此處引導表語從句，從句不缺少成分，所以用that。

　　12.(2014·浙江名校新高考研究聯盟聯考)There is still some doubt ________ the system will work even though all the factors have been considered.

　　答案：whether　解析：考查同位語從句。句意：即使所有的因素都考慮了，系統(tǒng)是否會運行仍有些疑問。whether引導的同位語從句作doubt的同位語，whether表示“是否”。

　　13.(2014·北京東城區(qū)高三檢測)John seemed puzzled about ________ the question meant.

　　答案：what　解析：考查賓語從句。句意：John似乎對這個問題意味著什么感到很迷惑。根據句子的結構判斷，about后接的是賓語從句，而從句中缺少賓語，再結合句意可知，要用what。

　　14.The teacher won't explain ________ it is that makes his students so fascinated by his lessons.

　　答案：what　解析：考查賓語從句�！癬_______ it is that makes...by his lessons”為賓語從句，另外，從句使用了強調句型，強調主語what。

　　15.It is announced that big prizes will go to ________ finishes the assignment on time.

　　答案：whoever　解析：考查賓語從句。分析句子結構可知，“________ finishes the assignment on time”是賓語從句，從句中缺少主語;再結合“大獎將頒給任何一個按時完成任務的人”可知，此處應用whoever。