初中八年级上册英语Unit4 Topic3教案

初中八年级上册英语Unit4 Topic3教案教学内容:1.Its a nice day, isnt it? 译:_这是为反意疑问句,反意疑问句是疑问句的一种,常见于我们的口语及日常对话中,主要是由陈述句+附加疑问这两部分构成,如前一部分为肯定形式,后一部分通常用否定形式,前一部分为否定形式,后一部分通常用肯定形式。注意前后人称、数、时态的一致。例如:You are a student, arent you? She couldnt swim, could she?祈使句后一般加上will you或wont you构成反意疑问句,用will you 多表示请求,用wont you 多表示提醒对方注意。例如:Look at the blackboard, will you/ wont you? Let引导的祈使句有两种情况:(1)Lets.,后的反意疑问句用 shall we例如:Lets go home, shall we ? 回家吧,好吗?(2)Let us/me.后的反意疑问句用will you例如:Let me have a try, will you ?2.They are more than 500 years old. 译: _more than 超过,相当于over. 例如:The old is more than/over 100 years old.3. There used to be lots of old city walls in Beijing.There used to be 某地曾经有某物,这是There be句型和used to短语合用的形式。巩固:这儿曾经有许多工厂。 译: _.4. Most old city walls were pulled down in the 1960s, because they were falling down.pull down 拆毁1960s表示20世纪60年代,即1960到1969年这段时间,读作nineteen sixties(3)fall down 意为倒塌,摔倒。5.They government is trying to protect and repair the old city walls. 译:_(1) try可以做名词,也可以做动词。做名词常用词组是have a try,试一试。做动词的用法有两个:try doing sth. 尝试做某事(过程不难,强调结果)eg. Nobody answers the front door. Lets try knocking the back door.没人应前门,我们试试敲后门。(强调看房子里有没有人这一结果)try to do sth. 努力尝试做某事(强调努力尝试的过程,成功与否不知) eg. Lets try to work out this maths problem.让我们试试解开这道数学题。(强调努力解题这个过程)(2)protect 动词保护,名词形式是protectionProtect . from . 保护.免受.的伤害巩固:你需要穿暖些以免受凉。You need wear warm clothes to _ you3