新题求解og13 sc 76

yaozhixinjie

combining enormous physical strength with higher intelligence,the Neanderthals appear as equiped for facing any obstacle the environment could put in their path,but their relatively sudden disappearance during the Paleolithic era indicates that an inability to adapt to some environmental change led to their extinction.
a) ....
b)appear to have been equipped to face any obstacle the environment could put in their path,
c)appear as equipped to face any obstacle the  environment could put in their paths,
d)appeared as equipped to face any obstacle the environmeng could put in their paths,
e)appeared to have been equipped for facing any obstacle the environment could put in their path,
答案居然选的是B！！！！！og解析完全不懂啊。。。特别是，，，为什么是appear，，不是appeared ，为什么是have been equipped，不是 equipped，，，，为什么是path，不是paths。。。。为什么appear后面是to 不是 as，，，，求大牛求大牛求大牛

yaozhixinjie

谢谢你谢谢你。。。。但是我还是想不明白appear这个动作到底是谁发起的。。。。读不透啊。。。。

yaozhixinjie

还有为什么不能是appear to be equipped呢？？额。。。虽然选项里木有

yaozhixinjie

恩恩！！！貌似有这种感觉，有点理解了~~~~谢谢你~~~~