How many ______ a year do you visit Shanghai?A. times B. a time C. time
This packet of sweets _______very nice. A. is B. are C. don’t
What’s that in the river? __________. A. That’s a duck. B. There’s a duck. C. It’s a duck.
Look at __________ moon in the sky. A. a B. an C. the
The house’s shadow _____________ not short. A. is B. are C. am
In the afternoon, the hill’s shadow ____________ short again. A. grow B. grows C. growing