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问题 选择题

They urged the students _______ the work on time.

A．finishing

B．to finish

C．finished

D．have finished

答案

答案：B

补全对话，情景问答
在B栏里找出A栏英语句子的合适答语。
                （A）                              
( )1. Where is the office?             
( )2. Is your school far from here?    
( )3. Do you have a map?               
( )4. Where is Tom playing?            
( )5. Excuse me.                      		         (B)                             
A. Yes. Here it is.            
B. It's near the library.     
C. No. It's near here.                                                                  
D. Yes?                        
E. He's playing in the park.
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单项选择题

阀门法兰螺栓孔中心偏差不应超过孔径的（），以保证螺栓的自由穿人，防止损伤螺栓纹。

A.2％

B.3％

C.5％

D.8％
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