让it 的用法 融入写作Teaching aims: 1.it 作代词时的用法;2.it 作形式主语和形式宾语;3. 强调句型;4.it 固定短语和常用句型;5.it 的用法在写作中的应用。热身一下1. 今天天气寒冷。2. 今天是星期三。3. 教室到操场有3 分钟的步行路程。4. 我有一本字典,它使我聪明。5 我没有字典,你能借我一本吗? It is cold today.Its Wednesday today.It is a three minutes walk from classroom to the playground.I have a dictionary. It makes me smart.I have a dictionary, which makes me smart.Ihavenodictionaries.Canyoulendmeone? 想一想,it 作代词分别指代什么?1.it 的基本用法(1 )用作人称代词,代替前文提到过的事物。Thetrainhasarrived.Itarrivedhalfanhourago.(2 )用以代替提示代词this,that 。