There is even an animal whose tail will _____ so that it can run away if someone grabs it.
A.break downB.break upC.break outD.break off
D
短語辨析。break down 毀掉,發(fā)生故障;break up 打碎,結(jié)束; break out 爆發(fā);break off折斷,突然停止。句意:有一種動(dòng)物,他的尾巴會(huì)突然折斷,如果有人抓住它的尾巴,它會(huì)因此而逃掉。故選D。
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