--Who's this?--( ) is Lucy.下面四项选什么?为什么?This/It/That/She

Who's this? who's this boy? Who's this?... Who's this?Oh,it's me.I love my family.Let's make ------- who's this的中文 改病句 show i your new shirt,please?this trousers are Mike's.Who's orange is this? I like this music.Who's it wirtten ____?A.in B.by C.on ____ (who) comb is this It's ____ (she ),I think. i think this groop fit those people who's english pretty good.是什么从句啊? —Hello, May I speak to Don, please? —________________?A. I am Don. Who are youB. Who’s thereC. Who could I helpD. This is Don. Who’s speaking -()?-This is Chen Jie spaking.A Who are youB Who's this C Who's that this's what i It‘s just who i This is John speaking.Who's that?A.I;m Bill.B.This is Bill.C.That's Bill speaking.D.I'm Bill speaking. who's that in the picture?( ) A It's me B that's I C this is a boy D it's I who's speaking A I'am a B That' a speaking C This is a D It's me Who’s the little girl in the photo ,Susan.---It’s me.This photo ___when i was five years old. Is this Mr Wang speaking?Yes.___.A.I'm speaking B,Who's that?.C,I'm Mr Wang.