20. The hognose snake puts on an impressive bluff, hissing and rearing back, broadens the flesh behind its head the way a cobra does, feiging repeated strikes, but, having no dangerous fangs and no venom, eventually, if its pursuer is not cowed by the performance, will fall over and play dead. (A) broadens the flesh behind its head the way a cobra does, feigning repeated strikes, but, having no dangerous fangs and no venom, (B) broadens the flesh behind its head the way a cobra does and feigns repeated strikes, but with no dangerous fangs and no venom, (C) broadening the flesh behind its head the way a cobra does and feigning repeated strikes, but it has no dangerous fangs and no venom, and (D) broadening the flesh behind its head the way a cobra does and feigns repeated strikes, but with no dangerous fangs and no venom, and (E) broadening the flesh behind its head the way a cobra does, feigning repeated strikes, but with no dangerous fangs and no venom, and 正确答案是 C 大致上没有问题 但我不懂为何 C 选项最後的 " ,and " 有逗点 但题目最後的 will 却不用加主词 it ? 意思是既然 and 前面有加逗点 就表示 and 前後为两独立句 那为何後面那句没有主词? 感谢!! ※ 编辑: tecoteco 来自: 118.168.110.125 (07/16 16:28)