（用所給詞的適當形式填空）Mr Cheng told his son not to spend too much time ___________(play) computer games.

（改錯）The street which lead us to the Beijing station is wide and long．

（改錯）The girl studies music plays the violin very well.

（改錯）The worker who repaired our house live next door to Li Hua's．

（改錯）This is the shop which keep open till eleven at night．

（改錯）The watch which her mother gave it to her works very well．

（改錯）This is the girl who practice playing the piano every day.

（改錯）Did you see the young man whom was chosen the monitor?

（改錯）he book that I borrowed it from the library is well-known．

(將句子合并成帶有定語從句的復合句) This letter is from my elder brother．He serves in the army.