—Hello.________Mike speaking.Is Ann in?—Sorry,she’s gone to Beijing.A.I amB.This isC.That is
Be careful! The tiger is _______.
Cindy is a good student. She’s ________ the first to come to school. She ________ comes to school late.
In the evening I often talk _______ my friends _______ the Internet.
In the small zoo, there is a _______ elephant.
—Happy birthday to you, Jay! —_________!