九年级上册复习
Unit 2 topic3
Section A
一、根据中文写出英文： 1环境保护_________________________
2为… …工作_________________________ 3帮助传播有关…的信息_________________
4.纸的两面___________________________ 5塑料袋_________________________
6鼓励某人做某事____________________
二、五分钟测试：
1. Work hard, _________ you will fail the exam.
A. and B. or C. while D. but
2. He has few friends ,______he never feels lonely.
A. and B. or C. while D. but
