He had to retire(退休) early ______ poor health.

A. as a result　　　　　　　　　　　　　　　　　　 B. because

C. so　　　　　　　　　　　　　　　　　　　　　　　　 D. because of

In China , more and more middle school students are getting shorter sleeping time than before. Most students sleep less than nine hours every night, because they have much homework to do. Some homework is given by their teachers, and some by their parents. Also, some students don't know how to save time. They are not careful enough while they do their homework, so it takes them a lot of time. Some students spend too much time watching TV or playing computer games. They stay up (熬夜) very late. Some students have to get up early every morning on weekdays to get to school on time by bus or by bike. It can be a long way from home to school.

　　Schools and parents should cut down some of the homework so that our children can enjoy more than nine hours of sleep every night for their health. For children, we should make best use of our time. When we have enough time for sleeping, we will find it much better for both our study and health.

1.What makes most students sleep less than nine hours every night?

　　    A. Watching TV.

B. Playing computer games.

　　    C. Doing their homework.

D. Doing housework.

2.Who else gives children some homework to do except their teachers?

　　   A. Their parents.　　　　　　　　　　　B. Other students.

　　   C. The children themselves.　　　　　　 D. Nobody else.

3.How many hours of sleep is good for students' health?

　　  A. Less than 9 hours.　　B. Over 9 hours.　　

C. Only 9 hours.　    　D.8 hours.

4.What would happen to a student who often goes to bed late and gets up early?

　　   A. He would fall asleep in class.

B. He would do well in study.

　　   C. He would finish his homework fast.

D. He would have good health.

5.Which of the following is NOT true?

　　   A. Some students are so careless that they spend lots of time on their homework.

　　   B. All the students stay up late for their homework.

　　   C. Children should be given less homework.

   D. Schools and parents should take care of children.

完形填空（15分）
阅读下面短文, 掌握其大意，然后从各题所给的A、B、C、D四个选项中，选出最佳选项。
I stood in the doorway, watching my elder brother carefully putting clothes into his bag. I coughed uneasily. Finally 　　36　　 that I was there, Rocky turned towards me with a sad smile.
“I’m 　　37　　 tomorrow,” he said.
“I know.” My __38____ was almost a whisper. I was 　　39　　 at myself for being so weak, but I wasn’t about to cry.
“My 　　40　　 is early, so there is still 　　41　　 time to come to the airport,” he said. Seeing the 　　42　　 look on my face, he quickly added, “I promise I won’t leave without saying goodbye.”
I tried to say 　　43　　 , but didn’t. It’s always 　　44　　 to keep quiet if you’re about to cry. “You promised you wouldn’t cry,” he said to me, thinking that I was close to 　　45　　.
I remember the day he taught me how to ride a bike. 　　46　　 I thought he was always right behind me, holding the seat to keep me from 　　47　　. I was happy with this, but he knew he couldn’t hold me up all my life. He told me that one day he would have to let go.
His coughing stopped my thinking. What was left to say? How could I say 　　48　　 to the person who taught me everything?
The next morning I 　　49　　 , looked at my alarm clock, and realized he had left　50　 ago. We never even said goodbye.
Goodbye, Rocky! Although he may have been many miles away, I knew he heard me, even if it was only an answer in his heart.