题目内容

Ouranswerwillbethreatenedbyonenaturaldisasterafteranotherifwedon'tactnow.

A. notusual
B. drownedby
C. indangerof
D. remarkable

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Theamountofgarbageinourwaterhasbecomealarming.

A. things
B. fish
C. people
D. pollution

Someplasticsdonotbreakdownandthatisbadfortheenvironment.

A. arenon-degradable
B. aregoodquality
C. arenew
D. arehighquality

Wecannotonlydependonthegovernmenttosolveourenvironmentalproblem.Weallhavetodoourbit.

A. good
B. state-of-the-art
C. ecological
D. dark

KeepingyourTVreadyforusewastesalotofelectricity.

A. onstandby
B. inyourbedroom
C. onthecoffeetable
D. whenyoudon'twatchit

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