2.Sandstorms come from the desert areas.(T)

3.The land becomes desert mainly because of climate changes.(F)

4.Sandstorms in China seem to have increased in recent years.(T)

5.Sandstorms usually continue several months in Beijing.(F)

Ⅱ.课文阅读理解

1.What is the best description about a sandstorm according to the passage?

A.It is a major disaster for many Asian countries for centuries.

B.It's strong，dry wind carrying sand.

C.It is a way to cause land to become desert.

D.It's a kind of natural disaster that can't be treated.

答案　B

2.What is the main reason for the increase of sandstorm in China recently?

A.To be close to many deserts.

B.The worsening of the weather in China.

C.The result of desertification.

D.People cutting down trees and digging up grass.

答案　C

3.What effects are sandstorms bringing to people living in cities?

A.The whole city is usually covered in a thick and brown­yellow dust.

B.Traffic moves very slowly.

C.People can't breathe well and the dust makes them ill.

D.All of the above.

答案　D

4.What is the good suggestion when people meet a sandstorm?

A.Not going out.

B.If you go out，just wear thick clothes.

C.When going out，wear a mask.

D.Never go out and just stay at home.

答案　C

5.What is the best way to avoid the effects from the sandstorm?

A.To live far away from deserts.

B.To stay at home when a sandstorm happens.

C.To wear mask if you want to go out.

D.To plant more trees.

答案　D

Ⅲ.难句分析

1.This is a process that happens when land becomes desert because of climate changes and because