英语中打电话,是一定要说: This is Kathy speaking. 还是也可以说:This is Kathy.

问题描述:

英语中打电话,是一定要说: This is Kathy speaking. 还是也可以说:This is Kathy.

This is Kathy speaking.
It is Kathy speaking.
This is Kathy.
It is Kathy.
上面这些都可以.