十四号考试！紧急求助！之一

王小兔兔

1.When an active tooth in the shark’s jaws is lost or worn down, many spare teeth lie in seemingly limitless reserve, each of which are ready to slide into the appropriate position.

A.When an active tooth in the shark’s jaws is lost or worn down, many spare teeth lie in seemingly limitless reserve, each of which are ready to slide into the appropriate position

B.Whenever an active tooth is lost or worn down, many spare teeth lie in seemingly limitless reserve in the shark’s jaws, which are each ready to slide into the appropriate position

C.Many spare teeth lie in seemingly limitless reserve in the shark’s jaws, each one of which are ready to slide into the appropriate position when an active tooth is lost or worn down

D.The many spare teeth lying in seemingly limitless reserve in the shark’s jaws, each one of which is ready to slide into the appropriate position whenever an active tooth is lost or worn down

E.In the shark’s jaws, many spare teeth lie in seemingly limitless reserve, each one ready to slide into the appropriate position whenever an active tooth is lost or worn down

答案给的是A

unalo

感觉这种全句的选择，原句的逻辑、重心、顺序很重要，如果不是一眼看上去就逻辑不清，颠倒混乱，一般不要轻易去动它。
B肯定不对啊，说了半天还不知道是谁的牙；C、D、E的中心变成了有很多备用牙，原句的中心应该是牙掉了以后会怎样；
全句全凭感觉。。。@_@。。。

王小兔兔

有没有高手帮忙解答啊！？