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What are these? 这些是什么?邀请你掌握。一。区分what is this与what are these。2、句型转换技巧,单数据变复数据。考古学家挖掘盲,快瞧瞧what is this?这是什么?IT is a dark toy. 这是一个鸭子玩具,又挖到了。what are these?这些是什么?They are sea stars. 这些是海星。What is this?What are these? 用what?提问物品我们已经不陌生了,但是提问附属物品问句还是有一些变化的。小朋友快跟我一起读一读速记口诀。一个东西用this,what is this问得清。多个东西用these. what are these? 要记名。试炼开始,请根据图片提示选择合适的问句。正确答案是a what . is this?This is a pencil. 请根据图片提示选择合适的问句。正确答案是b what . are these?They are pencils. 根据图片提示选择合适的问句。正确答案是b what are these?They are flowers. 根据图片提示选择合适的问句。正确答案是。a what is this? IT is a bag. 根据图片提示选择合适的问句。正确答案是b what . are these?They are cats. 根据图片提示选择合适的问句。正确答案是a what . is this?This is a book. IT is a book. They are . cats模仿答语,物品可以任意替换,换成箱子。单数就是。IT is a box. 复数就是they . are boxes。仔细观察,句中主语、be动词和名词都变成了复数,不定冠词A或N更是因为没有复数形式直接消失了。原来单数据变复数据这么简单,分享给你我的速记口诀,变复数很简单,名词代词要替换。am is变成are this that变this is those. 不定冠词要去掉,其余成分照样搬。句型转换请将单数据IT is . a pencil . box变复数据。正确答案是they . are pencil boxes. 改变主语和be动词,删去不定冠词,名词变为复数形式,box加ES . boxes,句型转换。请将单数据IT is . an eraser. 变复数据。正确答案是they . are erasers. 变主语和be动词,删去不定冠词N名词变为复数形式,加S句型转换。请将单数据IT is a ruler. 变复数据。正确答案是they . are rulers. 变主语和be动词,删去不定冠词,名词变为复数形式加S一起回顾一下今日所学,如何用what对附属物品提问。what are these? 这些是什么?They are. 他们是通过对比单数问句what is this,总结出了速记口诀。一个东西用this,what is this问得清。多个东西用these. what are these? 要记名,更是借由区分what . is this和what are these。学习了句型转换,如何把单数据变为负数据,变复数,很简单,名词代词要替换。am is变成are these that变these those。不定冠词要去掉,其余成分照样搬,要牢记口诀。同学们,今天的内容就到这里了,我们下次见。