人教新课标必修3 Unit 4 Astronomy the science of the stars Language points 课件（共37张PPT）+素材 （2份打包）
U4 Language points quiz.doc
U4P3 Language points.ppt
　　I. Complete the following sentences with proper words.
　　1. It’s said that her latest novel is quite u______ her earlier work.
　　2. The idea e_______ only in the minds of poets.
　　3. _______ (氧气) is one of the basic elements of substance.
　　4. There are many _________ (学说) about the origin of life.
　　5. The _________ (猛烈的) winds buried the village in sand in half an hour.
　　6. The ____________ (气氛) changed as soon as Lily walked in.
　　7. Smoking is h________ to our health. 
　　8. If you ________ (乘) seven by 15 you get 105.
　　9. I bought this loaf of bread in the c______ store opposite the street.
　　10. We need to make f___________ changes to the way in which we treat our environment.
　　II. Translate the following sentences.
　　1. ____________________ (它会变成什么) was uncertain until between 4.5 and 3.8 billion years ago.
　　2. It was not immediately obvious that _____________________________________ (水会对生命的发展起关键作用).
　　3. ___________________________________ (为什么恐龙会突然灭绝) still remains a mystery.
　　4. In the period right _________________ (在它们下蛋前), female penguins eat a lot of things.
　　5. My only idea was to _____________________________ (阻止那个女人讲话).
　　6. The doctor came _______ (及时) to save the man’s life.
　　7. __________ (轮到我), I told them a joke.
　　8. The scientist’s experiments ________________________ (产生一种新药).
　　9. ________________________________ (更为重要的是) they do not make their teachers' duties light enough.
　　10. Like the flu virus, a computer virus can _______________________ (传给全世界).
　　11. The new plan is quite _____________ (不同于) the old.
　　12. This will mostly _________________ (取决于是否) this is a pleasure or business trip, and whether you and your companions enjoy adventu