---Look, what have they done? ---Sorry. I think if I __________ another chance, I’ll do it better.
—Mum, my little sister is crying all the time. —Mary, be! She feels sick. You should take good care of her.
I used to spend a lot of time ________ computer games.
Li Ming came to school his Dad’s car this morning.
Hurry up, Jack. We have to get to the station before 11:45 we can catch the 12:00 train.
I can’t find my pen. Could you help ________ find it?