大学英语四级语法精要：主语从句之三
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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.
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.
