— John, I called you yesterday morning, but nobody answered the phone. — Oh, I _________basketball at that time. A. play B. playing C. was playing
There will be _______ food for wildlife in the wetlands because of fishing.
The rain forests in this area _______ smaller.
The doctors did what they could _____ the dying man.
--- Where is Mr. Lee at the moment? --- He _____ chess with his neighbour, but I’m not sure.
In order _______ late, many students get up very early every morning.