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40.If you live in the countryside , ____ are that you have heard birds singing to welcome the new day.

A. situations  B. facts  C. chances  D. possibilities

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39.Since he has made such good preparations , there ______be any difficulty in winning  the first prize.

   A. mustn’t  B. shan’t  C. shouldn’t  D. needn’t

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38. He is  a man who is difficult ____.

 A. to satisfy with B. to be satisfied with C. to satisfy D. to be satisfied

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37. ---Where is my new football shoes, Mum? I need them to play football with my friends.

 ---I haven’t seen them. You ____ somewhere in your room.

 A. ought to put it   B. might put it   C. must  put it   D. may have put it

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