Question

The weather turned out to be very good,________ was more than we could expect.?

A．it

B．that

C．when

D．which?

Answer 1

D?

非限制性定语从句。it不能在逗号后单独引导一个句子,可以用...,and it...。when引导句子时,其前不必用逗号。that不能引导非限制性定语从句,即其前有逗号的定语从句。只有which可以引导非限制性定语从句。故选D。