Question

In 1620, about half the USA was covered by forests．Today the forests have almost gone． A lot of good land has gone with them, leaving only sand．China doesn't want to copy（照搬） the USA's example．We're planting more and more trees． We've built the " Great Green Wall" of trees across northern part of our country．The Great Green Wall is 7,000 kilometres long, and between 400 and 1,700 kilometres wide． It will stop the wind from blowing（吹）the earth away． It will stop the sand from moving towards (朝，向)the rich farmland in the south． More "Great Green Walls" are needed． Trees must be grown all over the world． Great Green Walls will make the world better．

1.In 1620, about ______ the USA was covered by forests．

A．a(chǎn) third B．half C．two thirds D．a(chǎn) fourth

2.A lot of good land has gone with ______．

A．sand B．water C．wind D．forests

3.The Great Green Wall in China is ______ long．

A．7,000 kilometers

B．1,700 kilometers

C． 7,000 meters

D．400 kilometers

4.Trees must be grown in ______.

A．China B．the USA

C．some countries D．every part of the world

5.______ will make the world better．

A．The Great Wall

B．Tall buildings

C．Great Green Walls

D．Flowers and grass

Answer 1

1.B

2.D

3.A

4.D

5.C

【解析】

1.1】 試題分析:細(xì)節(jié)理解題。根據(jù)In 1620,about half the USA was covered by forests .1620年，大約一半的美國被森林覆蓋�？芍�選B。

2.2】試題分析:細(xì)節(jié)理解題。根據(jù)Today the forests have almost gone .A lot of good land has gone with them。Them指代的是上文提到的the forests，故選D。

3.3】 試題分析:細(xì)節(jié)理解題。.根據(jù)The “Great Green Wall”is 7,000 kilometers long ,綠色長城有7000公里長，可知選A

4.4】 試題分析:細(xì)節(jié)理解題。根據(jù)Trees must be grown all over the world.全世界一定種樹。可知選D。

5.5】 試題分析:細(xì)節(jié)理解題。根據(jù)“Great Green Wall ”will make the world better .綠色長城將會(huì)讓世界變得更好�？芍�選C。

【考點(diǎn)】健康環(huán)保類閱讀。