英语打电话的常用语A:Hi!_____ _____BOB?This is Jeff.B:Hi,Jeff_____ _____BOB.___电话中Hi____ ____BOB.Who are you?写得好的又赏分

问题描述:

英语打电话的常用语
A:Hi!_____ _____BOB?This is Jeff.
B:Hi,Jeff_____ _____BOB.
___电话中Hi____ ____BOB.Who are you?
写得好的又赏分

is that
this is