－We could have walked to the station;it was so near.－Yes.A taxi ( ) at all necessary....－We could have walked to the station;it was so near.－Yes.A taxi ( ) at all necessary.a.was not b.had not beenc.would not be
问题描述：
－We could have walked to the station;it was so near.－Yes.A taxi ( ) at all necessary....
－We could have walked to the station;it was so near.
－Yes.A taxi ( ) at all necessary.
a.was not
b.had not been
c.would not be
答
a
前句对过去的虚拟,本来可以走路去的.后句不是虚拟,就是对过去的描述,用过去时
答
A
“我们能走路去车站,那很近.”
“是的,坐出租车完全不必要”
这属于虚拟语气的.
前句could have done “本能干...而没干”
后面的问题是陈述一个猜想的事实,
这个事实已经发生过了,
所以是过去时.