阅读理解。

     Most children like watching TV. It's very interesting. By _______ (watch) TV they can see and

learn a lot and know many things about their country and the world. Of course, they can also learn

over the radio. But they can learn better and more easily with TV. Why? Because they can hear and

watch at the same time. But they can' t see anything over the radio. TV helps to open children' s eyes.

TV helps to open their minds, too. They learn newer and better ways of doing things. They may find

the world is now smaller than before. Many children watch TV only on Saturday or Sunday evening.

They are always busy with their lessons. But a few children watch TV every night. They go to bed

very late. They can' t have a good rest. How about you, my young friend?

1. 在横线上填上合适的形式_______

2. Why can children study better and more easily with TV ?

    ________________________________________________________

3. Do all the children watch TV only on Saturday or Sunday evening.

    ________________________________________________________

4. 将划线部分句子翻译成汉语。

    ________________________________________________________

5. TV helps to open children's _______.

A. eyes and minds  

B. minds    

C. eyes or minds  

D. eyes