You will fall behind the others ______ you start to work hard.
He is to lift heavy things. A.strong enough B.enough strong C.weak strong
We should eat fruit and vegetables, but meat. It’s good for our health. A.less, more B.more, more C.more, less
There a football match this evening. A.is going to have B.will have C.is going to be
One of my fell ill. Would you like to help us? A.teammates B.teammate C.team
—can I keep the books? —Two days. A.How soon B.How often C.How long