电话用语who's that 回答是 it's .回答行不?

电话用语who's that 回答是 it's .回答行不? 请问英语电话用语中的who's this 与 who's that 有什么区别? 电话里的常用语who's that?-it's Luck 各位大仙儿,在英语的电话用语中“who's this”,与“who's that”相等吗? 英语中的电话用语 Is that sb?应该怎么回答? who is this和who is that有什么区别?只用于电话用语吗 电话用语Is that Mary?怎么回答(两种回答都有) 英语电话用语：问打电话给自己的人可以用who's calling 英语的电话用语能用who's it这个问句吗? 对who's that 的回答A .it is JimB.That is my father选哪个,为什么?如果不是打电话的用语呢，就是问那个人是谁的， 英语电话用语中,对方说：is that xxx,怎么回答? 请回答这道提： who's that boy? who's that spesking?的回答是什么 -Who is that speaking?-______ A.It's Ann B.That's Ann 如果是电话里的对话,不是应该是that或this吗 电话用语环境：______ is Mr.Li,Mary.是选择it 还是that 在听电话中,who's that 中的's是不是is的缩写 到底是考察电话用语还是考察it指代前一个事物?到底是C还是D?-John,someone in your class phoned you this morning.-Oh,who was __________?A.he B.she C.it D.that 到底是考察电话用语还是考察it指代前一个事物?到底是C还是D?-John,someone in your class phoned you this morning.-Oh,who was __________?A.he B.she C.it D.that