精选优质文档-倾情为你奉上八年级英语It的用法There be句型教学内容第一部分 It 的用法概说：It是个非常简单的单词,但其用法却很灵活。一、指代作用。It作句子的主语。（一）It指前面已经提到过的人或事物。1. Whats this? Its a chair. 2. Who is it? Its me. 提示：it代替上文提及的原物(复数用they)；one指代上文提及的、泛指的可数名词单数（复数ones）；that指代上文提及的定指的可数名词单数或不可数名词（复数those）。（二）It指时间、季节。虚义。1. What time is it? Its nine. 2. Its time to go to school. Lets go. 3. What day is today? Its Saturday. 4. What is the date today? It is Oct. 1st. 5. What season is it? It
