When will the sports meeting be held?---It depends on__it rains the day after tomorrow.

问题描述:

When will the sports meeting be held?---It depends on__it rains the day after tomorrow.
a.when b.if c.whether d.that

答案是C 意思是 这要看后天是否下雨.那if也可以啊!都是“是否”!1. 宾语从句为否定句时,这句话用IF(规定)2. IF有如果的之意,容易混淆3. 引导宾语从句,但为了强调宾语部分,此时只用whether不用if总之有whether选就别选if 。。。