Question

We will go climbing _______ it ________ tomorrow.

A．if, rains

B．if, will rain

C．unless, rains

D．unless, will rain

Answer 1

C

考查條件狀語(yǔ)從句。句意：除非明天下雨，否則我們將會(huì)去爬山。故用unless，而unless相當(dāng)于if…not …. ,從句中的用一般現(xiàn)在時(shí)。