提问there are some books and pens 为什么用(what are there/what is) on the table?there be 句型为啥用单数,这里的 what are there怎么等于 what is了?

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提问there are some books and pens 为什么用(what are there/what is) on the table?there be 句型为啥用单数,这里的 what are there怎么等于 what is了?

提问there are some books and pens 为什么用(what are there/what is) on the table?there be 句型为啥用单数,这里的 what are there怎么等于 what is了?
提问there are some books and pens 为什么用(what are there/what is) on the table?
there be 句型为啥用单数,这里的 what are there怎么等于 what is了?

提问there are some books and pens 为什么用(what are there/what is) on the table?there be 句型为啥用单数,这里的 what are there怎么等于 what is了?
当there be 后接单数名词,就用单数.这是就近原则.
What are there /what is 是因为不知道桌上的东西是单数还是复数,或者说是一样或几样.所以相等.

众数用 "are" 单数用 "is"
上面例句: books 和 pens 是众数,所以要用 "are"
但就算例子是 : a book and a pen 亦要用 "are",因为加起来有两件东西,所以亦属於众数。
若只有一件东西便可以用 "is"。
比如 :There is a book on the table. 或是 : There is a pen on ...

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众数用 "are" 单数用 "is"
上面例句: books 和 pens 是众数,所以要用 "are"
但就算例子是 : a book and a pen 亦要用 "are",因为加起来有两件东西,所以亦属於众数。
若只有一件东西便可以用 "is"。
比如 :There is a book on the table. 或是 : There is a pen on the table.
问句也是一样: What is this? this 是单数 What is it? it 是单数
What are these/those? these/those 是众数 What are they? they 是众数
你明了没有?

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there be 句型表某处有某物,比如说there is a man walking in the park.这里也是用单数啊。
不是等于,是给你选择用单数还是用复数。

there be 中的
be动词遵循“就近原则”,即与离他最近的主语保持一致,离他最近的主语为单。be动词就用is ,离他最近主语为复数,be动词就用are ,
eg. There is an apple .
否定: There isn't an apple.
一般: Is there an apple ?
特殊: What + 一般疑问句
what...

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there be 中的
be动词遵循“就近原则”,即与离他最近的主语保持一致,离他最近的主语为单。be动词就用is ,离他最近主语为复数,be动词就用are ,
eg. There is an apple .
否定: There isn't an apple.
一般: Is there an apple ?
特殊: What + 一般疑问句
what is there ?

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