A.swim | B.swimming | C.swam | D.swims |
A.is; isn’t | B.was; wasn’t | C.was; didn’t | D.is; didn’t |
A.Yes, I am. | B.No, they don’t. | C.Yes, please. |
A.Do, had | B.Did, have | C.Did, had |
A.tomorrow | B.sometimes | C.yesterday morning |
A.at | B.in | C./ |
A.Can you help me? | B.What’s the matter? |