who is ____?A. my son's teacher B. my son's teachers C. teacher of my son D. the teacher of my son答案选D,请问是为什么呢?A 不对吗?谢谢!

My uncle has a brother,He is not my uncle.who is he?key:____ -Who is it?____ my mother.A.This is B.it is C.That is D.She is ____ is this boy in the art room -My new friend A:Who's B:What C:How D:Who my English is so poor and who can help me 把下列各句改为复数形式1.That red car is my sister's.____red____ ____ ____siter's.2.Who is that woman?Who____ ____ ____?3.This is a pencil-box.____ ____ ____.4.He is an English child.____ ____ ____ ____.5.There is a bus on the stop.There___ 英语翻译A dog is ____ ____ ____ my famliy. 5.____ name is Tony.____name is Grace.____ name is Ben.A.Her,My,His B.My,His,Her C.His,Her,My D.His,His,My( ) 6.A:What’s your name?B:My name is Kevin Smith.So my first name is ___ .My last name is ____ .A.Kevin ,Smith B.Smith ,Kevin C.Kevin Smith,/ my sister is a girl .my mother is a ____ ____ is that girl?She's my sisterA.Whose B.Who's C.Who Her sister is twelve.So is my sister（合并）Her sister is ____ ____ ____ ____my sister ____ is jordan?---A famous player a,who b,what 1.Who ______ tomatoes? ----- My parents. A like B likes C is like D have1.Who ______ tomatoes? ----- My parents. A like B likes C is like D have2.I like ____ _____(have) dessert very much He is a man who ____ ____ ____(认得路)but can not drive a car. Jim,I can't find my English book.--It may be in your bag.--____.A.Ah,so is it B.Ah,so it is C.Ah,so does it D.Ah,so it does My coat is ____ soft ____ warmA both andB either orC not only but alsoD so thatC答案为什么不对?为什么选A (1)___(my)am a boy.This is ____(my)mother.____(her)is a nurse.(2)____(him)goes to ____(he)friend's house every day.(3)____(she)is in _____(she) small bag.(4)____(theirs)likes planting trees with____(they)uncle.(5)--Who's_____(these)?---______(that) i Who is my word? Who is my husband?