三、 练习
（一） 选择恰当的并列连接词填空。
1. Mr. Smith is an English teacher ______ he teaches us English.
2. When you are learning English, use it as often as possible, ______ you might drop it.
3. It’s a long story, ______ there are few new words in it, ______ it will be easy for children.
4. I don’t agree with you, ______does my partner.
5. He broke the rules of the school; ______he had to leave.
6. I don’t know anything against the man; ______I trust him.
7. I’ll buy a new suit when I get the cheque for the work I did; ______, I’m afraid this old one will have to do a bit longer.
8. ______is your answer wrong _______mine is.
9. You must work harder; _______you will be put into another class.