—I got an email from Susan, _____ said she was going abroad for sightseeing.
   —Fantastic! That’s what she has been dreaming of.
   A. which                 B. she                   C. who                  D. it 

Lin Xi, a Chinese in Berlin, went to the World Championships in Athleties,      she saw China’s Bai Xue win the gold medal.

A．where             B．when               C．who                D．which

Lawrence Craven, a doctor from the USA, is the author of several published reports, one of _____ introduced the idea in 1953 _____ aspirin could reduce the risk of heart attacks.

A. them; when   B. which; that   C. what; that    D. which; when

Lawrence Craven, a doctor from the USA, is the author of several published reports, one of _____ introduced the idea in 1953 _____ aspirin could reduce the risk of heart attacks.

A. them; when            B. which; that           C. what; that            D. which; when

It is reported that the United States uses _______ energy as the whole of Europe.

  A. as twice    B. twice much   C. as twice much   D. twice as much

—Do you still work in the factory ________ is friendly to you?

   —_______, it is two years since I worked there.

   A.whose manager; Yes   B.the manager of which; Yes

   C.of which the manager; No  D.which manager ;No

A terrible earthquake broke out in Yushu, Xinjiang several days ago,_______ we stopped any entertainment on April 21, 2010

   A. in that case   B. in which case   C.in case   D. in no case

Some experts say that the housing price, ________ went up for the past couple of years, is likely to stop rising.

A. whose                           B. which                    C. what                    D. that

________ is known to us all is _______ the 2008 Beijing Olympic Games is a great success.

       A. What, that                B. It, that                            C. As, which                 D. which, which

The ship is said ________, the effect of _______ is still unknown.

       A. that it has sunk, it                                        B. to sink, which

       C. that it has sunk, that                                     D. to have sunk, which