指代不同,are they指的是人,are these指的是物品。these和they都是第三人称复数形式,are是be动词。these的意思是“这些”,所指物品,they意思是“他们”,指的是第三人(物品)。
Are these的例句
Are these pictures level?
这些画挂齐了吗?
Are these newspaper reports true?
报纸上这些报道属实吗?
What are these shoes doing on my desk?
这些鞋怎么在我的书桌上呢?
Are these seats taken?
这些座位有人吗?
are they的例句
Are they teachers?
他们是老师吗?
Are they your cases?
它们是你的箱子吗?