牛津上海版九上 Unit 4 Exercise Three练习（含答案）.docx
牛津上海版（试用本）同步练习
一、单项选择（共15小题）
1. Now the air in our town is _____ than it used to be. Something must be done to it.
A.very good B.much better C.rather than D.even worse
2. This necklace looks _____ and sells _____.
A.well; well B.good; nice C.nice; good D.nice; well
3. Doctor Wang _____ heart operati...