Module 6 第一课时
单词拼写
1．There are many ways that we can avoid the c________ of closing the factory.
2．What else do you know about p________ societies like Beijing Man?
3．The process of biological e________ has taken billions of years.
4．Our tour guides will be pleased to be of a________ if you have any problems.
5．Our wish is to help m________ world peace.
6．I have ________(捐献) generously to the Red Cross.
7．According to some philosopher，everything in __________(存在) is reasonable.
8．I will take the money out of the bank and ________(投资) it somewhere else.
9．I have to ________ (削尖)the pencil.
10．Time is so ________ (宝贵) that you must make full use of it.
答案：1.catastrophe 2.primitive 3.evolution
4．assistance 5.maintain 6.contributed 7.existence
8．invest 9.sharpen 10.precious
Ⅱ.用适当的介词填空
1．Today I met the new manager and we agreed ________ basic policies.
2．Many retired people can still contribute ________ the society with their rich experience.
3．The organization has been ________ existence for 15 years so far.
4．You'll find the map ________ great help when traveling in this area.
