.Easton, you will go to prison where you will have time to __________ your own activities which brought you there.

It is ____ great weather today. Let’s go to play soccer.

They are still very cautious about ________ side effect the new medicine will bring about, although the experts have tried it on about 2000 patients．

—I remember you were a talented pianist at college. Can you play the piano for me?—Sorry, I ________ the piano for years.[ ]

What did he ask on the phone just now —He wanted to know _______.