1. (2017·常熟模拟) 根据下列句子及所给汉语注释或通过上下文, 写出空缺处各单词的正确形式。每空只写一词。

1. （1） The professor made a contribution to  (培养) his students' listening and speaking skills.
   

3. （2） Most students can go to high school for further  (教育) in our country.
   

5. （3） 一 I hear that Mr. Wang's wife passed away last year. Is he living alone in the house?
   

   一 Yes, he has three sons. But  of them live with him.

7. （4） 一 Do you like studying?

   一 Yes, I do. I like all the subjects we are learning,  Chemistry.

9. （5） 一 Must I obey the school rules?

   一 Of course. You can't be  them.