1 . It is my b________ (信念) that he will succeed in carrying out the experiment. （根据中英文提示填空）

2 . It is known to all that fresh air and good food are________ (benefit) to the health.（所给词的适当形式填空）

3 . When something can help people or improve their lives, we say it is ________ (有益的) to people. （根据汉语提示单词拼写）

4 . The old man has two sons, _________ are working in the supermarket.

A．both of whom

B．each of them

C．both of them

D．all of whom

5 . It is said that a new hospital will ________ (build) next year. （所给词的适当形式填空）

6 . Tom, as well as his friends, _____ (be) going to visit the exhibition next week. (所给词的适当形式填空）

7 . You can always get a real ________（便宜货）in that department store. (根据汉语提示单词拼写）

8 . It can be ________ (有益的) to share your feelings with someone you trust. (根据汉语提示单词拼写）

9 . When a person is ___________(咬)by an animal, we should do wash the wound with the cold running water before he is taken him to see a doctor.

10 . Wang peng stopped worrying and started advertising the _______ (好处) of his food.