1. The city leaders made success to reduce robbery, violent traffic jams and A B C unemployment very well. D 2. Their city is dense populated, and it may cause some difficult problems in A B C increasing the quality of living condition. D 3. The improvement of people's living will help to decrease poor in mountainous areas A B C D 4. There will be fewer green trees in the city than there used to be when a new park A B C will be built next year. D 5. There are less exhaust fumes than there were when cars are limited to transport A B C D in rush hours. 6. She hasn't tidied up his kitchen after cooking, hasn't she? A B C D 7. Her father isn't listening to news on the radio, does he? A B C D 8. It is said that the quality of atmosphere isn't good for smoke and gases from A B C lots of vehicles. D 9. They lack good physics to cure dangerous diseases in the area. A B C D 10. Perhaps she won't be driven to visit her friend this time next week because of A B C the prediction of the bad weather. D