题目

If snow and ice covered areas begin melting, ________

A

produces much more global warming than a carbon-dioxide forcing of the same magnitude

B

contributed to 25 percent of observed global warming

C

winter and spring

D

the warming effects increase

E

still surpass soot warming the world's climate during the last century

F

can be seen mostly in the Northern Hemisphere

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考点:概括段落大意和补全句子

本题定位到第三段的第二句话,可知一旦冰雪融化,温室效应就会加剧。

多做几道

Paragraph 3()

A

Education

B

Land and Climate

C

State System

D

General Introduction

E

Economy

F

Population

Paragraph 4()

A

Education​​​​​​​

B

Land and Climate​​​​​​​​​​​​​​

C

State System​​​​​​​

D

General Introduction

E

​​​​​​​​​​​​​​Economy

F

Population

Paragraph 5()

A

​​​​​​​​​​​​​​Education

B

​​​​​​​​​​​​​​Land and Climate

C

State System

D

General Introduction

E

Economy

F

Population

Singapore is a small state in the southeast of Asia()

A

​​​​​​​​​​​​​​live a better life

B

made up of more than 50 islands

C

Higher education institute

D

not by the Parliament, but by the people

E

produce goods of various kinds

F

have a big population

 According to the constitution of Singapore, the president of the state is selected()

A

live a better life​​​​​​​

B

​​​​​​​​​​​​​​made up of more than 50 islands

C

Higher education institute

D

not by the Parliament, but by the people

E

produce goods of various kinds

F

 have a big population

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