以下是引用ponny在2004-3-30 21:46:00的发言: Unlike other arachnids, which have their nerve cells evenly distributed along their bodies, the scorpion’s nerve cells are clustered in its head, like a mammal’s. (A) bodies, the scorpion’s nerve cells are clustered in its head, like a mammal’s (B) bodies, the scorpion’s head had a cluster of nerve cells, as a mammal does (C) body, the scorpion has a cluster of nerve cells in its head, as a mammal does (D) body, nerve cells are clustered in the scorpion’s head, like a mammal’s(C) (E) body, a cluster of nerve cells is in the scorpion’s head, like a mammal’s 请问:为什么不是bodies呢?
同问同问, 哪位前辈给予指点啊? 头痛ing!   |