单项选择题

These are common materials()we are all familiar.

A. about which     
B. of which
C. with which     
D. to which

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Would you like more coffee I’m sure you would().

A. much   
B. few  
C. any  
D. a lot
单项选择题
The dictionary she bought is()that I have.

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