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1. 烏龜能活150歲。（live up to）
   ___________________________________________________.
2. 我們盼望盡快收到你的來信。（look forward to） 
   ___________________________________________________.
3. 他是多么樂于助人的學生啊！(what)
   ___________________________________________________.
4. 你能聽見孩子們在教室里唱歌嗎？（hear sb doing sth）
   ___________________________________________________.
5. 老師叫學生們遠離火。（ask sb to do sth）
   ___________________________________________________.

1.順便說一下________________________________________
2.別掛斷(電話)________________________________________
3.和某人交朋友________________________________________
4.一天天地________________________________________
5.擔心……________________________________________
6.a couple of________________________________________
7.in fact ________________________________________
8.far away________________________________________
9.remember doing sth.________________________________________
10.hear sb. doing sth.________________________________________

1. buy...from...                             
2. pay...for...                        
3. eat up                      
4. keep doing sth.                    
5. forgive a mistake                             
6. given names                                  
7. do with                             
8. at the end of                      
9. have trouble with                          
10. Silence is golden.