大学英语四级语法精要：主语从句之三

大学英语四级语法精要：主语从句之三

主语从句之三：

由连接代词或连接副词(或whether)引起的主语从句:

这类主语从句, 也可以放到句子后部去, 前面用it做形式上的主语.

when we shall have our sports meet is still a question.
it is still a question when we shall have our sports meet.

whether he will join us won’t make too much difference.
it won’t make too much difference whether he will join us.