this is my watch 和here ismy watch 区别?

this is my watch 和here ismy watch 区别? This is my watch改为否定句 This is my watch改为一般疑问句 This is mine watch. This is my watch. 哪个是对的?为什么? This is my watch.This is mine watch.哪个是对的?为什么? 单数句变为复数句That's his friend.Is this her teacher.She has got a pear.Is he at home.This is my watch. it is my watch.（改为一般疑问句） （it is my watch.（改为一般疑问句） （ ）this（ ）watch? This is my pet.He is a( This is my father watch.的中文意思是什么啊? Is that this watch? hello everyone ,this is my family .There are three people in my family .This is my father ,he is very tall and handsome ,he is a woker ,everyday he works very hard.He likes to read newspapers and watch CCTV news in the evening .when he has time he wi This is John,my nephew.He is my ()son This is my grandfather.He is my (parents') father.对不对 ?! 把这几个前面是主句,后面是从句的句子 写成定于从句1.This is a doctor .He was late for school .2.This is the room .We lived in last year.3.The watch is very nice.He gave me the watch for my brithday.4.This is the girl .He worked w she is my 和 he is my This is my best friend .He is from Canada.和长城有关系么 括号内填什么This is my new watch .It was a present()my wife. Is that this watch?改为复数形式还有：The woman is my teacher.