Tom and Mike enjoy __________ TV.
A. see B. Watch C. watching D. to watch
It's very dangerous __________ football in the street.
A. play B. Playing C. played D. to play
-- ________ you tell me how to write it in English?
-- I'm sorry, I can't.
A. Can B. Must C. May D. Need
Look! They ________ in the hallway.
A. run B. ran C. are running D. will run
Can you help me ________ my homework?
A. of B.with C. to D. for
The teachers ________ on the blackboard with chalk in the future.
A. isn't writing B. didn't write C. don't write D. won't write