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Starfish, with anywherefrom five to eight arms, have a strong regenerative ability, and if one arm is lost it ouicklv replaces it. sometimes bv the animal overcompensating and growing an extra one or two.
(A) one arm is lost it quickly replaces it, sometimes by the animal overcompensating and
(B) one arm is lost it is quickly replaced, with the animal sometimes overcompensating and
(c) they lose one arm they quickly replace it, sometimes bythe animal overcompensating,
(D) they lose one arm they are quickly replaced, with the animal sometimes overcompensating,
(E) they lose one arm it is quickly replaced, sometimes with the animal overcompensating,
答案选B 求助啊~ 求详解。。 |
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