4.2 Unit 4 Learning about Language（教师版）——《课时同步君》2017-2018学年高一英语人教版必修3.doc

Unit 4 Astronomy: the science of the stars 第2节 Learning about Language 一、单词拼写 1. We are not __________(允许) to swim in the river. It’s too dangerous. 2. The professor has brought in a good __________(系统) of teaching languages from abroad. 3. Now we still don’t know whether life __________(存在) on Mars. 4. __________(暴力的) criminals like that are a danger to society. 5. How the dinosaurs disappeared on the earth remains a __________(谜). 6. Reading in too strong sunlight is h__________ to your eyes. 7. He is too slim, u__________ his brother who is much fatter. 8. 8__________(乘) by 9 is 72. 【答案】 1. permitted/allowed 2. system 3. exists 4. Violent 5. puzzle 6. harmful 7. unlike 8. multiplied 二、单句改错 1. That the old man’s son wanted to know was where the gold had been hidden. ___________________________________________________________________________________ 2. It is reported when China has successfully sent Shenzhou X spaceship into space. ___________________________________________________________________________________ 3. If he can finish his task on time is of great importance. ___________________________________________________________________________________ 4. Whether the 2008 Olympic Games was held in Beijing excited the whole nation. ___________________________________________________________________________________ 5. After Yang Liwei succeeded in circling the earth, which our astronauts desire to do is walk in space. ___________________________________________________________________________________ 6. Whatever leaves the room last ought to turn off the lights. ___________________________________________________________________________________ 7. Why they will solve the serious problem today has not been decided. ___________________________________________________________________________________ 8. When will win the English competition is still a question. _______________________________________________________________________