Question

What would you do if it ______ tomorrow?

— What would you do if it ______ tomorrow?
— We have to carry it on, since we’ve got everything ready. （05全国卷1）
A．rain B．rains
C．will rain D．is raining
请解释,谢谢.

Answer 1

B. rains

if 在该句的用法是，如果主句中想要表达将来时态的意思，那么后面的if从句用一般时。

再举个例子：
The Dow Jones will continue to fall if the bill fails to pass tomorrow.
如果明天法案不能通过投票，道琼斯指数会继续下跌。

Answer 2

b

if 条件从句用一般现在时表示将来时

Answer 3

D 表示状态

Answer 4

B 主将从现