--- _____ they taking a picture? --- Yes, they are. A. Am B. Is C. Are
----What are those? ----_____ are ducks. A. They B. It C.This
The ducks are _______ now. A. coming B. come C. comeing
Do you use chopsticks in China ? Yes, we _______ . A. aren’t B. do C. isn’t
What are you ____? A. eat B. eating C. eats
Can I have ______ ice cream ? A. / B. an C. a