-Hello this is 8325788.-___?a Can I take a messageb Is that Mike很多答案都写b,但是为什么a不行呢?而且b不应该是Is that Mike speaking

Hello,this is Mary 【speak】 Hello!This is John_(speak) 补充通话内容Hello.Hello.This is Larry.( 填空 Teacher:Hello._________?Tom:Hello.This is Tom填空Teacher:Hello._________?Tom:Hello.This is Tom speaking. hello,this is Bob speaking!怎么翻译 hello,this is Sue ()是电话用语 Hello,this is Jim.____ that? hello Bob,is this（）cup? hello,peter.Is this your picture是什么意思 java 怎么实现:This is Hello World!--> World Hello is This如题,前面没空格 Hello.this is Mary speaking.Is Tom in? Hello.――Tom.Hello.this is Mary speaking.Is Tom in? Hello.――Tom. I can 填空:1.Hello,this is Bill.Is Betty(t ) Hello,Who's----?Hello.---Mary speakingA.this;This is B.that:This is C.that; lam D,he; l am hello!Miss Gao .this is my father为什么不是hello!MissGao .he is my father Eric,this,is,in,what,hello,English.连词造句 Hello!This is Tom s_____.谁能帮我补充一下 补全对话.A：Hello!（ B：This is Karen speaking. 补全对话 a:hello,this is Tom speaking