1.Antarctic，_________ we know very little，is covered with thick ice all the year round.
A. which B. about which
C. about that D. where
2.Jim passed the driving test，_________ surprised everybody in the office.
A. which B. that C. this D. it
3.This is the very paper _________ I’m looking for.
A. what B. when C. which D. that
4.This is the most beautiful flower _________ I have seen.
A. which B. that
C. what D. both A and B
5.I can’t forget the persons and things _________ are strongly impressed on me.
A. which B. that C. when D. who
6.In the dark street，there wasn’t a single person _________ she could turn for help.
A. that B. who
C. from whom D. to whom
7._________ is reported in the newspapers，talks between the two countries are making progress.
A. It B. As C. That D. What
8.Don’t discuss such questions _________ those.
A. which B. that
C. as D. about which
9.Duan Linxi won the national championship of the 2011 Super Girl，_________ was beyond our expectations.
A. who B. which C. what D.that
10.Some people believe the reason _________ forced the administration to regulate the program is _________ some television hosts in the program made inappropriate comments and some did not dress properly.
A. why；that B. which；why
C. what；what D.that；that
11.Some potential car buyers expressed their concerns about the price， _________has risen about 35 percent since the beginning of this year.
A.as B. which C. what D.that
12.The plane plunged into the stands at the event in _________an official described as a “mass casualty situation”.
A.that B. which
C. what D. where
13.It was believed the woman in the painting was the artist’s first wife， _________he had two children.
A. with whom B. to whom
C. that D. which
14.We really love Indian food and such occasions are very rare _________we have so many foods available at such low prices.
A. who B. which C. why D. when
15.The Red Cross would have another thousand dollars _________ to buy bandages and medicines.
A. where B. how
C. that D. with which
参考答案
1~5 BADBB 6~10 DBCBD 11~15 BCADD
（责任编校/彭益）