1. Do you know how did the world _______ ______ __________ ?

　　你知道宇宙如何形成的吗？

　　2．In winter, you should cover something to _________ the plants ______ the cold.

　　在冬天你应该盖上东西保护那些植物不要冻坏。

　　3． He is _____ great ______.

　　他处于极度危险中。

　　4． He didn't work hard. ____ ___ ______, he failed in the exam.

　　他没有努力学习，因此他就在考试中失败了。

　　5．You should ____ _______ ________ the signs when you are driving.

　　当你驾驶的时候你应该注意标志。

　　6．My family lives _______ ________.

　　我一家人相处融洽。w.w.w.302edu.c.o.m

　　7. Dinosaurs ______ ______ millions of years ago.

　　恐龙在几万年前就灭绝了。

　　8．He wrote a letter to _____ _______ the job.

　　他写信申请那份工作。

　　9. The storm _____ a bad _______ _____ the crops.

　　那暴风雨对庄稼有很坏的影响。

　　二．请根据首字母完成下列句子

　　1．I s_________ that she do the job herself.

　　2. I was b_____ by the dog yesterday.

　　3. R_______, he has made great progress.

　　4. He went through the forest under the p_______ of his dog.

　　5. Ancient people h______ for food.

　　6. I don't have the s_______ for supper.

　　7. Tiger is a f_______ animal.

　　8. Tom is a l_____ person.

　　9. Geography a_______ people's ways of living.

　　10. Amirica is a p______ nation.

11. The board is t_______.