Everyone must go to bed early and get up early，or we won't be healthier and clever．

Is this true? Perhaps it is．The body must have __1__ sleep．Children of your age need __2__ sleep every day．If you don't go to bed early，you __3__ enough sleep，then you can’t think properly and can't do your work properly．You will not be clever．

Some people go to bed late and get up late．This is not good __4__ them．We must sleep at nine when it is dark．The dark help us __5__．When the daytime comes，we must get up．This is time for exercises．If you lack exercises，it becomes __6__．Exercises help a strong body．

Exercises help the blood（血液）flow around __7__ the body．This is very important．Blood takes food __8__ all parts of our body，the brain（大脑）needs blood．We think __9__ our brain．If we keep our body __10__ and take exercises，we can think better．

1．A．enough                   B．many                    C．some                     D．very

2．A．ten hours                    B．ten hours'              C．ten hour's               D．ten-hours'

3．A．will have                B．can have              C．won't have             D．have

4．A．to                         B．for                        C．with                             D．of

5．A．to sleep                   B．sleeping                 C．slept                    D．to sleeping

6．A．to weak                  B．strong                  C．weak                     D．healthy

7．A．outside                    B．out of                    C．into                       D．inside

8．A．to                           B．with                      C．out of                    D．from

9．A．of                           B．about                    C．with                             D．in

10．A．health                    B．healthing                C．healthy                   D．doing

He turned on the light and looked at his clock. It was half past twelve.

“Who can it be at this time of night?” he thought.He went to the door.

When he opened he door, there was nobody there.“That's very strange.”He thought. Then he went back to his bed, turned off the light and tried to go to sleep.

A few minutes later he heard the bell ring again. Mr. Li jumped out of bed very quickly and ran to the door. He opened it, but again he found no one there. He closed the door and was angry. Then he found a piece of paper on the floor inside the door. He took it up. There were some words on it:“It is now after midnight, so it is April 1st. April fool to you!”

“Oh, it was the English boy next door!”Mr. Li laughd．

1．Mr. Li was trying to go to sleep when he heard________. (　)

A．the telephone ring

B．the bell ring

C．someone knock at the door

D．someone talk

2．He turned on the light and ________. (　)

A．got out of bed

B．looked out of the window

C．looked at his watch

D．looked at his clock

3．When he opened the door for the first time, there was ________ there. (　)

A．a boy

B．a piece of paper

C．someone

D．no one

4．There were some words on the piece of paper:“It is now ________ ,________ April 1st fool to you!” (　)

A．before midnight;so it is

B．after midnight;so it is

C．before noon;so it will be

D．after noon;so it was

5．The English boy rang the bell because he ________. (　)

A．had something important to tell Mr. Li

B．wanted to give Mr. Li a piece of paper

C．wanted to make fun of Mr. Li

D．wanted to borrow Mr. Li's bell