It's four o'clock. The children________ in the park.

1. A.
   are running
2. B.
   are run
3. C.
   running
4. D.
   run

It’s four o’clock in the afternoon. The boys __ in the pool.

A. is swiming   B. are swiming C. are swimming D. is swimming

It's four o'clock. The children ________ games.

1. A.
   are playing
2. B.
   want playing
3. C.
   goes to play
4. D.
   are play