1 . You need to write a story b________ (以……为基础) on given pictures. （根据中英文提示填空）

2 . A balanced diet is of great b________ to our health.

3 . When someone says something __________ (无聊的) I usually shut my eyes and pretend to go to sleep.

4 . I can make a ________ (打赌) that our team will win. （根据汉语提示单词拼写）

5 . ____________(呼吸) the polluted air is harmful to our health.

6 . Those standing behind her on line demanded that she make her complaints _________(简洁).

7 . The four countries that ________ to the United Kingdom work together in some areas.

8 . The athlete as well as his teammates ________ (be) working out in the stadium at the moment. (所给词的适当形式填空）

9 . Easy access to the Internet in the rural area b________ the local education. (根据首字母单词拼写)