13.More teens are smoking in Beijing, ______ the number of primary and middle school students picking up the habit has more than doubled from previous years.

　　A. which B. when C. where D. that

　　【答案】 C

　　【解析】考查定語從句的關系詞。Beijing 是先行詞，在從句中做地點狀語，因此用where引導定語從句。

　　14.Judging from his face_______ there was a confident smile, we knew that he didn’t lose heart.

　　A. in which B. from which C. by which D. on which

　　【答案】D

　　【解析】考查定語從句介詞+關系代詞的用法。a confident smile on his face.句意為：從他臉上自信的笑容來判斷，我們知道他沒灰心。故選D。

　　15.We have spotted the location, _______ we thought is the site of Emperor Qin Shihuang.

　　A. that B. what C. which D. where

　　【答案】C 考查定語從句。分析句子可知空格出引導定語從句，we thought 是插入語，從句缺少主語，應考慮用關系代詞，又是非限制性定語從句，故選C。21世紀教育網

　　16.---When did the young man save you?

　　---January 1st,2000, the first day of the new century,_______ I can never forget.

　　A. when B. which C. that D. where

　　【答案】B

　　【解析】考查非限制性定語從句的關系詞。先行詞the first day在定語從句中作賓語。

　　資訊：2019年成人高考需要符合哪些報考條件？

　　2019年成人高考什么時候報名？要注意什么？

　　2019年成人高考考試時間預計10月26日-27日