--What are you doing? ---- I am _____ a letter.A.sending B. writing C.Both A and B
Thank you ! A.You are welcome! B. Great!
Where is the library ? A.On foot. B. It is next to the hospital.
Can you sweep the floor? A.Yes, I do. B.Yes, I can .
What is your name ? A.I am Mike. B. Sure.
—May I_____your bike ?—Sorry. A. ride B. read