Because Robert was seen ____ the room, everyone thought he was the thief. A. to enter B. enter C. entered
I think ________ necessary ________ to take more exercise.
A football match ________ in our school next Monday.
We will spend our winter holiday in Shanghai, but we haven’t decided _______.
David visited lots of ________ in the world.
--________ has your grandpa lived here? – Since last year.