精选优质文档-倾情为你奉上 1. The air in Beijing is getting much now than a few years ago. A. clean B. cleaner C. cleanest D. the cleanest2. is your grandpa, Emma? Hes watering the flowers in the garden. A. When B. What C. Where D. How3. Nowadays science fiction isnt as as cartoons among teenagers. A. popular B. more popular C. less popular D. the most popular4. We are glad to see that Shanghai is developing these years than ever before
