3．It is a nice digital camera. a little expensive．( )A．asB．sinceC．thoughD．unless——青夏教育精英家教网——

3．It is a nice digital camera，________ a little expensive．（　　）

2．______ it is raining hard，they are still working in the field．（　　）

1．---Are your teacher hard ____ all of you？___ Jerry，because he is much younger than others．（　　）

20．When his water ran out，he knew that he would have to do to save his own life．（　　）

19．Everyone passed the exam ______ him．So he was sad．（　　）

18．The tomato is in fact a fruit，______it is eaten as a vegetable．（　　）

17．-Have you invitedD ave and Erik to go hiking with us？
-Yes，_____of them have come already．They are waiting for us in the room．（　　）

16．-What were you and your mother doing at 7：00p．m．yesterday？
-I was watching TV my mother was doing housework．（　　）

15．The movie was so funny that all of us kept laughing stopping．（　　）

14．-May I go to the cinema with you this Sunday？
-I'm afraid not， you have a ticket．（　　）

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