When talking about“one terawatt”，the author says that__________．
A. it is a small measuring unit of electricity
B. it is a great amount of electricity
C. it is the amount of C02 released when 7 billion people use electricity at the same time
D. it is equivalent to the number of bulbs that 7 billion people use
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A.Gathering non-relevant materials.B.Stealing another persons ideas.C.Sh
A. Gathering non-relevant materials.
B. Stealing another persons ideas.
C. Sharing notes with someone else.
D. Handing m assignments late.
Negroes negative impressions on people ___________
A. derived from their acts
B. turned out to be wrong
C. were copied by slave-holders
D. were passed down for generations
The author argues that there is more diversity of life in the sea than in the rain forests because_________
A. there are too many insects to make meaningful distinctions
B. more phyla and classes of life are represented in the sea
C. many insect species are too small to be divided into categories
D. marine life forms reproduce at a faster rate
A.forcedB.freeC.likelyD.ready
A. forced
B. free
C. likely
D. ready
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