7. This kind of tree can only grow in the _____ (北方) parts of　 China.　 　　7____________

6. China is a country _____ (属于)to a developing country.　　　　　　 　　6____________

5. The man _____ (称)the apples before I could ask the price.　　　　　 　　5____________

4. “We must fight!” they shouted ____ (激动).　　　　　　　　　　　 　　4____________

3.They needed five more ____ (工程师) to complete the design.　　　　 　　3____________

2. If you hear the fire ____ (火警) ,don’t go to your room to collect things.　 2____________

1. He got ____(结婚)to his secretary 3 years ago.　　　　　　　　　　 　1____________

6.practical　 　　7.uncertain/undecided　 8.appearance　 9.advertisements 10.distance　

10.The hills in the _____( 远处 )are green.　　　　　　　　　　　　 　　　　　　　　　10____________

Keys: 1. sustainable　 2.invented 　　3.progress　　　 4.October 　　　5.sanitation　

9. China Daily has plenty of ____(广告) , which help to cut the costs of making the newspaper.　 9____________