超星 - U1-L2-8 - 查题吧

单选题

Listen to Part 1 of Listening 2 and choose the best answer.1) How can we avoid dangerous consequences of global warming?

An international efforts involving all governments.
B. A joint effort of all the nations and individuals.

单选题

Which animals will produce less methane?

A. Cattle and sheep.
B. Pigs and chickens

单选题

Why does the speaker suggest that oil, natural gas and coal be used less?

A. Those sources of energy are limited.
B. Those sources of energy produce more CO2 emissions.

单选题

Where does green electricity come from?

A. Renewable energy.
B. Advanced technology.

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