We often hear old people wishing they——young again.横线的地方选哪个答案?A a_英语解答

We often hear old people wishing they——young again.
横线的地方选哪个答案?
A are B were C had been

人气：212 ℃　时间：2019-08-20 19:58:05

解答

B 虚拟语气,都要比前面低一个时态,前面是现在时,所以选过去时.