题目内容

KeepingyourTVreadyforusewastesalotofelectricity.

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

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Wemustfindadifferentkindofenergytouseinsteadoffossilfuel.

A. cheaper
B. cleaner
C. newer
D. alternative

Acarthatonlyusessunenergyandnotfossilenergylikepetrolisveryenvironmentallyfriendly.

A. sole
B. solar
C. only
D. rare

WeareveryslowlyimprovingthestateoftheenvironmentbyreducingthelevelofCO2 weproduce.

A. carefully
B. gradually
C. luckily
D. happily

Myneighbourjustlovestotalkwithmeforhourswhensheseesmeinthegarden.

A. work
B. inform
C. chat
D. spendtime

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