Unit 6: Global warming

Choose the word CLOSET in meaning to the underlined word:

We need to cut down on the emission of carbon dioxide into the atmosphere.

• intake

• retake

• uptake

• discharge

Choose the best answer:

A strong greenhouse effect will warm the ocean and melt glaciers, increasing ..... .

• seal level

• temperature

• sea water

• pollution

Choose the underlined part that needs correction:

With clear envidence, his company couldn't deny having dump a large quantity of toxins into the sea.

• clear envidence

• deny having

• dump

• into the sea

Which is the correct response to each of the following exchanges?

Nam: What are the main threats to the environment today?

Lan: ......

• Threats are possible dangers to the environment.

• Probably deforestation and global warming.

• Environment pollution is a big issue for our planet.

• We need a clean environment to live.

Choose the word CLOSET in meaning to the underlined word:

Forests absorbs and capture carbon dioxide from the atmosphere.

• take up

• take in

• take over

• take to

Choose the best answer:

Climate change may lead to the extinction of many species and upset the ..... balance.

• ecological

• biology

• geography

• technology

Choose the word CLOSEST in meaning to the underlined word:

Flood and drought are two major causes of famine.

• family

• obesity

• hygiene

• hunger

Choose the best answer:

Human activities are also blamed ..... having contributed to global warming.

• for

• on

• at

• with

Choose the word CLOSEST in meaning to the underlined word:

We may help if we cut down on energy use by using LED light bulbs and unplug unused electronic devices.

• reuse

• reduce

• recycle

• reproduce

Choose the underlined part that needs correction:

Having cutting down many trees in the area, now the people here have to suffer really hot summer.

• having cutting

• in the area

• have to

• really hot