精选优质文档-倾情为你奉上28- -30课课前测试 一、听写单词。1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 二、在横线处填入单词的适当形式。1. There are two (policeman) in the shop.2. Can you (take off) the light.3. There are some (trousers) on the bed.4. Please (empty) the bottle.三、根据要求变化句式。1. Theres an air hostess on the aeroplane. (变为复数句) 2. Please clean