—Sorry, I’m late. My alarm clock didn’t _______ — It doesn’t matter. Don’t be late next time.
| A．go by | B．go out | C．go off | D．go down |
Some children were skating on the ice happily. Suddenly one of them ____ the water and the other children felt ____.
| A．falls into; frightening | B．fell into; frightened | C．fall into; frightening | D．fall into; frightened |
—Mike felt sad because he failed his exam yesterday.
—I’m sorry to hear that. Let’s ____.
| A．cheer him on | B．cheer on him | C．cheer him up | D．cheer up him |
—How much did you ____ buying the new bike?
—Three hundred yuan.
| A．pay | B．cost | C．take | D．spend |
— The man in the red car __________ his father.
— Yes. I think so.
| A．can be | B．must | C．must be | D．can not |
Insects __________ plants.
| A．feed in | B．food on | C．feed on | D．feed of |