1. 你去商店买一把吉他，想询问售货员它的价格，你应该说： 
    "Excuse me, ____________________________________________"
2. 你想知道笔友汤姆的兴趣爱好是什么，你应该说： 
   " ____________________________________________, Tom?"
3. 你的同学邀请你去参加一个晚会，你很想去，但是没有时间，你应该说： 
   "____________________________________________"
4. 你想告诉父母你长大后要当一个工程师，你应该说： 
  "____________________________________________ when I grow up."

1．你多长时间给你的好朋友写一封信？   
                     do you write to your good friend?  
2．至于这个问题，不要管它。    
                   this matter, Let it alone．  
3．大部分学生每天要做两个小时的家庭作业。   
        students do homework for two hours________            ． 
 4．—你经常去商店买东西吗？    
       —不，从不去。     
       —Do you            go shopping?      
       —No, never．

1. 我能用一下你的字典吗？
                                                                  
2. 但是你要先完成作业。
                                                                   
3. 晚饭后，我经常去花园里散步。
                                                                   
4. 我去商店买些饮料和点心。
                                                                   
5. 你能打扫一下你的房间吗？
                                                                   

提示：李雷到一家商店想买一台电脑。
A: Shop assistant         B: Li Lei
A: (1) _________________________?
B: Yes, I want to buy a computer.
A: What kind of computer would you like?
B: (2) _________________________. Because of I have no much money.
A: OK. What are this one? It's cheap.
B: Oh, it looks nice. (3) __________________________?
A: It costs 3988 yuan.
B: OK. (4) ________________________. Here's the money.
A: (5) __________________________. Here's your change (零钱).
B: Good-bye.
A: Bye-bye.