根据句意和汉语注释，在空格内写出各单词的正确形式。

1. How many _________ (英雄) do you know during the Liberation War?

2. After I came to this school, I knew how to cook _________ (美味的) food.

3. Jim's favourite _________ (科目) is Home Economics.

4. The students in Grade 9 in a Middle School are called _________ (毕业班的学生).

5. Jordan is my hero. When I was young, I _________ (钦佩) him very much.

6. Don't make any noise. I'm reading an _________ (文章) by a girl from the USA.

7. I don't think ________ (地理) and _________ (科学) are _________ (不重要).

8. I love this game and I spend a lot of time __________ (练习).

9. There are many kinds of different __________ (语言) in the world.

10. China is a country with a long __________ (历史).