1 . The Central London Railway was one of the most __________(success) of these new lines, and was opened in 1900.（所给词的适当形式填空）

2 . Finally, that hard work paid off and now the water in the river is __________(clean) than ever. （用单词适当形式填空）

3 . Studies show that people are more________(可能的) to suffer from back problems if they, always sit before computer screens for long hours. (根据汉语提示单词拼写)

4 . The market has shown ________ (每年的) growth of 20 percent for several years. （根据汉语提示单词拼写）

5 . Heavy rains were________(应负责任的)for the shortage of vegetables. (根据汉语提示单词拼写)

6 . Reading a book can be a_________ (reward) experience for both of you. (所给词的适当形式填空)

7 . I have been to quite a few restaurants, but I can say this one is         .

A．good	B．better
C．the better	D．the best

8 . I’m sorry that I can’t attend your birthday party this Sunday, because the_________ (month) test is around the comer. (所给词的适当形式填空)

9 . Folk dances are traditional styles of dancing that come from________(普通的)people. (根据汉语提示单词拼写)

10 . The dancers gave an_________ (energy) and thrilling performance, which delighted the audience. (所给词的适当形式填空)