It is Sandy's sister中的it怎么解释

It is Sandy's sister中的it怎么解释 可以问Sandy's sister is who? 1.Who’s singing over there — ________ is Sandy’s sister.A.That B.It C.She D.This Who is Sandy's sister?是回答Sue is.好还是回答Sandy's sister is Sue.好? it is sandy 's pencil 对 sand'S提问 —Who’s singing over there — ________ is Sandy’s sister. who's singing over there?______is Sandy's sister.A That B It C She D This 应该选哪个? sandy's skirt is much more beautiful than my sister's and kate's 这个表达对吗还是MY SISTER AND KATE'S Is this Sandy's bike?的否定回答是什么?开头:No Yes it is的反义词 Sandy's shirt is white.如题 Sandy lives far away from the school.保持句意基本不变It is a _____　_____ from Sandy's home to school. Between you and ___, he is not a real friend.A.me B. I C.he D. his1.Who’s singing over there? ----______is Sandy’s sister. A. That B. It C. She D. ThisBetween you and ___, he is not a real friend.A.me B. I C.he D. his请解释原因 ()bedroom is it B:It's my sister's.（疑问词） where is your sister's sister's sister?的意思 What ___ this ring?Is it yours,too?No,it is my sister's. 填介词,-What ___ this ring?Is it yours,too?-No,it is my sister's. — Which is not your favourite subject,Sandy?—Which is not your favourite subject,Sandy?—Football,Mr.Smith.—Football isn’t a subject,Sandy.It’s a game.— ________ .A.It’s I dislike it B.The reason is I dislike it C.That’s why I dislik 小学英语填空,急等sandy is p------on her winter jacket.why?B-------it’s cold outside.