22、_______ more trees being cut, huge quantities of good soil are being washed away into the Yellow River.

A．Because of              B．Owing to         C．With         D．Through

21、—I'd rather go to the Blue Lagoon Restaurant because I prefer soft music while eating.

—_______ Loud music makes me tense.

A．No way.          B．Why not?         C．At your service.              D．Me too!

20、It is the film _______ director is Steven Spielberg _______ attracts quite a few viewers throughout the world.

A．that; who         B．which; that              C．whose; that             D．whose; who

19、—When does our school often have a picnic?

—_______, it's at the end of October.

A．Sooner or later        B．In general         C．In other words        D．In all

18、When _______ to our school, the new study methods are popular with all the students.

A．to introduce            B．introduced        C．introducing             D．to be introduced

17、Zheng He started to sail in 1045 to “Western Seas”. In the following 28 years, he made _______ successful travels.

A．other six          B．more six          C．six another              D．another six

16、_______, but it is also a great way to lower the number of greenhouse gases in the air.

A．Not only a fun thing is it to do

B．Not only a fun thing to do it is

C．Not only it is a fun thing to do

D．Not only is it a fun thing to do

15、There is no doubt, in my opinion, _______ matters is not the speed, but the quality of the product.

A．what what              B．that that           C．that if              D．that what

14、Aborigines' most common tool in Australia is ________ boomerang, which is used to kill ________ animals.

A．the;/         B．/;/             C．the; the            D．/;the

13、The doctor advised Joyce strongly that she should take a holiday, but _______ didn't help.

A．he            B．She          C．It           D．which