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Possible long-term consequences of the “greenhouseeffect,” the gradual warming of the Earth’s climate, may include melting thepolar ice caps and a rising sea level. A. may include melting the polar ice caps and a rising sea level B. may include the melting of polar ice caps and the rising sea level C. may include polar ice caps that are melting and sea levels that are rising D. include melting the polar ice caps and sea levels that are rising E. include melting of the polar ice caps and a rise in sea level
答案是E B为什么错了?may不是一般不变的吗? |
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