Recently scientists have observed increased pollution in the water supply.A.LateB.LaterC.
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Recently scientists have observed increased pollution in the water supply.
A.Late
B.Later
C.Latter
D.Lately
请帮忙给出正确答案和分析,谢谢!
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正确答案:正确D
【答案】D【解析】Late是形容词,表示“迟的,迟到的”;Later是副词,表示“后来,以后近来”;Latter为形容词,表示“后面的”;Lately是副词,表示“最近”,根据题句中所用的现在完成时结构。
