31．-Do you still have the receipt, madam ?

　　 -No, I’m afraid I’ve　　　　 .

　　　 A．torn it off 　　　 B．torn it down 　 C．torn it up D．torn it away

30．-It won’t be long before black people in South Africa　　　 the racist government of the country .

　　 -No, I’m afraid I’ve　　　　 .

　　　 　A．overcome 　　 B．win 　 C．strike 　　　 D．control

29．Professor Smith has written some short stories , but he is　　　　 known for his plays .

　　　 A．better ycy B．more 　　　 C．best D．most

28．　　　 that there is no opposition , I will report it to the general manager .

　　　 A．To provide 　　 B．Be provided　　　 C．Having provided 　　 D．Providing

27．There is a new problem　　　　 in the popularity of private cars　　 　　road conditions need to be improved .

　　　 A．involving ; that 　　 B．involved ; that

　　　 C．involved; where 　　　　　　 D．involving ; which

26．-How much vinegar did you put in the soup ?

　　 -I’m sorry to say ,　　　 . I forgot .

　　　 A．no　　 B．no one 　　 C．nothing 　 D．none

25．Many girl students in the village have dropped out of school in China ,　　　 the government is always taking measures to offer the chances of being educated .

　　　 A．in spite of that 　　　　　　　 B．because of which

　　　 C．on account which 　 D．in addition to that

24．If human beings had been a bit less greedy and cruel , more birds and animals　　　　 dying out .

　　　 A．ought to avoid 　　　　　　　 B．could have been avoided 　　　

　　　 C．should have avoided 　　　 D．might have avoided

23．It’s reported that by the end of this year the output of cars of the factory　　　　 by about 20%

　　　 A．will have risen 　　　 B．will be raised 　 C．will rise 　 D．will have been risen

22．-Mum, can I go out to play football with Jessica ?

　　 -No, you can’t　　　　 your homework is being done .

　　　 A．before 　　 B．until　 C．when D．as