18．___Obama was elected president of the USA is a big success for the blacks in America．

　　　 A．\ 　　　　　　　　　　　 B．That　　　　　　　　　　 C．What　　　　　　　　　 D．As

17．1 don't think he could have lost so much money last night,__?

　　　 A．did he 　　　　　　　　 B．could he　　　　　　　 C．do I　　　　　　　　　　 D．hasn't he

16．-Have you heard that eleven people were killed on the spot in the highway traffic accident?

　　　 -Yes, what　　 shock it is to hear　　 news．

　　　 A．a; a　　　　　　　　　　 B．a; the 　　　　　　　　 C．/; / 　　　　　　　　　　 D．the;/

15．Maria's been my partner since I　　 the business from my father．

　　　 A．handed over 　　　 B．got across 　　　　　 C．came across 　　　 D．took over

14．It was such a difficult problem_______ few students in our class worked out．

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

13．-What do you mean by saying money makes money?

　　　 -______, the more you invest, the greater your potential profit will be．

　　　 A．To be honest 　　　 　　　　　　　　　　　　　　　　 B．To begin with

　　　 C．To tell you the truth 　　　　　　　　　　　　　　 D．To put it another way

12．The first time I saw her, Mary was standing still in the wind, her long hair _____in the air.

　　　 A．is flying　　　　　　　 B．flying 　　　　　　　　 C．to fly 　　　　　　　　 D．flew

11．Sometimes he found _______very hard to fall asleep at night, so he went to see the doctor．

　　　 A．him　　　　　　　　　　 B．this　　　　　　　　　　 C．that　　　　　　　　　　 D．it

10．-What's that noise? Is the water still running?

　　　 -Oh, my god! I ________to turn it off after I brushed my teeth．

　　　 A．was forgetting 　　 B．forgot　　　　　　　　 C．had forgotten 　　 D．am forgetting

9．Criticism is highly necessary ____it helps to monitor the progress of our work．

　　　 A．in which　　　　　　　 B．for which　　　　　　 C．so that 　　　　　　　 D．in that