为什么在Look,here is my hat and my key.种中要用is而不是are呢?

为什么在Look,here is my hat and my key.种中要用is而不是are呢? Look here is a photo ___ my family .Ato Bwith c of 选什么 为什么 Look at the m什么.MY bouse is here. look,here（ ）is. 请问为什么这里的is为什么不能换成are 或者am.或者do呢?句子是：look.here is my hat and my key. Look,here is/are my hat and my key?is or are? Here is a photo of my family.为什么用here here在句子中与THIS的用法区别here is my ticet 为什么不能说成 this is my ticket 请问here is my ticket和 here is your my umbrella ang your coat请问here is my ticket和 here is your umbrella and your coat .用的是 here 为什么不是 this 那么和 this is my ticket 和this is your umbrella and your coat 区别在哪呢 Look!Here comes the train.come用在Look后怎么不用is coming Look!Here ___________ my father and mother.A.am B.are C.is D.be Look!Here _____some photos of my new school.A.is B.Are C.am D.be look,my watch is here,but it___________(go)several minutes ago Here is a photo of my famliy.Look at( ),please.A.it B.that C.here要准确答案那`````````````````` Tom and Mike ------here 填be动词怎么填 是is还是are ,好像here填动词要看离be动词最近的一个词或词组,是单数就is,是复数就are.如果是or 就是就近原则,就要填is了.那样的话为什么Look,here is my hatand my k Everything here is well.为什么here放在everything后面? 变复数句子1there is a box here.2look!a woman doctor is coming here.3this is my teacher. 改病句..Here what my mother said.Here what my mother said.在here后加is 还是 was?