1. —What can you see in the picture?
—I can see a farm. And there _______a lot of animals on it.
A. is B. are C. will be D. be
2. How time flies! Three years _______really a short time.
A. is B. are C. was D. were
3. Either Mary or he _______ going to Paris．Only one person may go there.
A. are B. is C. was D. were
