that humans have叫做定语从句,用来修饰、说明一下effect 其实主语是effect,正如ls所说,effect of A on B A（的行为）对B的影响 这里理解一下,人的行为对环境的影响,故选D,on...
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That street cleaner____ is busy working on the road Ben and Kate are flying a kite____ in the park The ship sailed_____ in the sea last month Some people like going windsurfing in a big wind_____ You should take_____...
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1.Spare the rod and spoil the child. → The children can not be better just by pulishment. 2.The pot calls the kettle black. → Laughing at the ones who have a larger fault than you is silly. 3.Time heals all wound...
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