内容正文:
课时分层作业(十一) Section Ⅱ
[语言知识练习固基础]
Ⅰ.单句语法填空
1.As the proverb goes,“Where there is a will,there is a way.” Our efforts will pay off in time.
2.Some boys are too crazy about playing games on the computer,which is very harmful(harm) to their health.
3.His help made it possible for many poor children to attend(attend) college.
4.As is known to us,the People's Republic of China came into existence (exist) as an independent country in 1949.
5.When it is in my turn,I am too excited to speak.
6.The rain prevented us from starting (start) on a trip.
7. We can't deal with it with violence (violent).
8.The worker earned little money a month,so he had to exist on only fast noodles.
9.The Chinese culture has given birth to many important inventions in its long history.
10.The little child didn't understand the puzzling question so there was a puzzled expression on his face.(puzzle)
Ⅱ.单句改错
1.You are finish the work before five this afternoon. are后面加to
2. I should be back on time to watch the football match. on→in
3. Smoking too much does harm for your health. for→to
4.Spaceships make possible to travel to the moon. make后面加it
5.Their son was prevented going to college last year because of their low income. prevented后加from
[高考题型练习提能力]
Ⅰ.阅读理解
Edmund Halley was an English scientist who lived over 200 years ago.He studied the observations of comets (彗星) which other scientists had made.The orbit of one particular comet was a very difficult mathematical problem.He could not figure it out.Neither could other scientists who dealt with such problems.
However,Halley had a friend named Newton,who was a brilliant mathematician.Newton thought he had already worked out that problem,but he could not find the papers on which he had done it.He told Halley that the orbit of a comet had the shape of an ellipse (椭圆).
Now Halley set to work.He figured out the orbits of some of the comets that had been observed by scientists.He made a surprising discovery.The comets that had appeared in the years 1531