Hello,who is ——This is Jim speaking.A .it B.this C.that D.you选择填空

Hello,who is ——This is Jim speaking.A .it B.this C.that D.you选择填空 hello!_______?this is tom.a.who is this b.who is that 为什么? ——Hello!Who's ( ) speaking?-----Hello!( ) is Gao Shan sperking.填代词 急. Hello,Who's----?Hello.---Mary speakingA.this;This is B.that:This is C.that; lam D,he; l am —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 ---hello!who is seaking?---hi,Ann.___Mary.A I am B it is C this is Hello ,who ______?is this are you is that is he —Hello,why -------that--------?—Hello,Dave.This is Jenny.—Hello,why -------that--------?—Hello,Dave.This is Jenny.A.whit ;is;speakB.for;is;speakingC.fom;does;speakD.for;does;talk to ---hello,is this Mr.liu speaking?----(yes,who is that?that怎么理解 B:Hello,this is Bill s( ).Who is that?A:It's Ann h(). ()36.Hello.This is Mary._________?A.Who's that B.What is it快 Hello!34776855Hello!_______” A This is Tom .B I'm Tom C Who are you?D Are you Tom? A.Hello!My I speak to Tom ,please?B.Who,sthat please?C.This is kate speaking.D.Hello ,kat hello ----- hello this is mariawho are you还是who's that?填什么,若详细解释就加分 hello,8217748.may i to tomhello,8217748.may i ( )to tomyes,this is tom speaking .who is ()?this is kate Hello,this is Mary 【speak】 Hello!This is John_(speak) --Hello! 2268-6142,Who's that? --（ ）LingMing--Hello! 2268-6142,Who's that?--（ ）LingMingA.That's LingMing B.This is Ling应选哪个?为什么?