题目内容：

词语运用,用方框中所给单词或短语的适当形式填空,根据句意及首字母提示补全单词。根据汉语提示补全单词。

1.He practices _______ (speak) English every day.

2.Who _______ (invent) basketball in 1891?

3.Doing morning exercises is a good way to keep _______ (health).

4.Yang Liwei is one of the _______ (hero) in my heart.

5.He spends two hours _______ (exercise) every day.

6.—Do you have a fever?

—Yes, I must take some m_______.

7.I am busy. Can you a_______ the telephone for me, please?

8.No one knows what the world will be like in the f_______

9.Don’t worry.They can look after t_______ .

10.When we have a t _______,we should go to see a dentist

11.We’d better  _______  _______  _______  (远离) the crowded people.

12.We sleep _______ _______ (至少) 8 hours every day.

13.We have chicken_______ _______ (代替)  fish for lunch.

14.Vegetables _______ _______ _______ (对……有益) your health.

15.My daughter wants to be a scientist when she _______ _______ (长大)

16.Bad _______ (习惯) can make us sick.

17.Nothing can grow _______ (没有) the sun.

18.You should    _______ (刷)your teeth twice a day.

19.I want to ask you _______ (是否)you will have time this Sunday.

20.It’s _______ (必要的) to drink water every day.