根据括号内的汉语提示，完成句子。(每空一词)
The young man found it difficult to have dinner because some of his  (牙齿)had been pulled out.
Tom and Linda have been ( 结婚) for ten years, but they've never quarreled.
If you want to become a good Marathon athlete, you must practice  (跑步) every day.
He manages over 100 big companies, He is considered to be one of the most  (成功的) businessmen in China.
Their answers to the question were not the same, that's to say, they answered the question (不同地).
When you communicate with your American e-pal on the internet, the e-mails are supposed to be (写) in English.