these和are,these和is可以缩写吗?还有哪些不缩写

these和are,these和is可以缩写吗?还有哪些不缩写 用These is和These are各造五个句子 whose are these pencils?和whose pencils are these? 用is this 和is that 和are these 造句 各两个 what is this和what is that的回答与区别 what are they和what are these/those的回答与区别.是this is /that is.还是it is /it's是they are these are /those are These are my brothers.改为简单句和复数句 These are my brothers. whose are these pencils?和whose pencils are these?有什么区别? Whose are these books 对么?和 whose boos are these 是否一个意思 what are these?or whose are these?这些是什么?和这些是谁的? these are a watches和these are a watch有什么区别吗?如题 what i want are these和I want are these有何区别? These are souvenirs for you和These souvenirs are for you哪个对 these are kites for you 和these kites are for you 哪个对?为什么 同义句转换She is my friend.和Are these your oranges? what shape is this?和want shapes are these?怎么区分? This is my friend 和 These are my sist 改成否定句怎么改啊,急... How much is it和How much are these都是问价,有什么区别? that is orange orange和these are yellow flowers的同义句