---__________________
---I’m writing an e-mail.
A.Are you writing an e-mail?
B.What are you doing?
C.Where are you?

---Are you writing a letter? ---Yes, _______.
A.I amB.you are C.it is

Thank you _____ telling me about your day .
A.atB.toC.for

---What is your mother doing?
--- _________cooking dinner.
A.she isB.He isC.She is

My grandma likes _________ the room.
A.cleanB.cleaningC.cleans