Today’s young people can’t live without smart phones. They keep their hands on the phones wherever they go, even while they ________ meals.

He doesn’t know _________ English because he has studied it for only _________ weeks.

Don’t _____ so often. It’s bad for your health.—I have to. But I know I should have enough sleep.

Peter has two uncles. They____ work in Green Hotel.

There ______ a book, two pens and three pencils on the desk.