The students are doing some cleaning. Some are sweeping the floor, ________ are cleaning the desks and chairs.
I hope ______ on time.
It ____about 15 minutes ____the theatre.
Do you come here ____ your car?
—_____must I take this medicine every day? —Three times a day.
— I hear you have got an opportunity _________ at the children’s hospital. — Yes, I love children and it will be a good experience for me.