- A. With pleasure                                   
- B. It's my pleasure
- C. Never mind              
- D. That's all right
- A. Help, yourself    
- B. Good idea           
- C. You're welcome     
- D. Me,too
- A. l’d love to.         
- B. That's it              
- C. You're welcome       
- D. No problem
- A. You'd better not                          
- B. No,thanks
- C. Yes,please     
- A. No,I’ am           
- B. Yes,I'm not       
- C. No,l' m not          
- D. Yes.l am
- A.before '   
- B.or       
- C.if         
- D.so
- A. Good idea.                                      
- B. I would love to.
- C. I m busy now.                              
- D. No.l can't. 
- A. How soon       
- B. How long        
- C. How much          
- D. How often
- A. So she did; so did I                               
- B. So did she; so I did  
- C. So she was; so I was                            
- D. So was she; so I was
- A. Can I help you?                                 
- B. What's wrong with you?
- C. What are you doing?                        
- D. What's this?
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