This is Peter speaking.Who' this?问对方不应该是Who's that?

This is Peter speaking.Who' this?问对方不应该是Who's that? This is John speaking.Who's that? 1.Who’s that speaking?This is Tom__________ . who is that speaking?为什么回答是This is...speaking who is that和who's this Is this Mr Wang speaking?Yes.___.A.I'm speaking B,Who's that Who is that speaking 回答用this 还是that 对This is Tom speaking.中的Tom怎么提问?是Who is that?还是Who is that s 1、- Who's that speaking?- This is Tom__C___.A：speaks B：spoke This is John speaking.Who's that?………(排序) 1、- Who's that speaking?- This is Tom______.A：speaks B：spoke （急）1、- Who's that speaking?- This is Tom______.A：speaks B：sp