The government has to close those small factories to prevent the water of the river ______.
| A．polluting | B．from polluting | C．being polluted | D．polluted |
My grandparents like to live in the countryside where they can enjoy ______ leisurely walk on the country road and feel ______ warmth of the sun on their faces.
| A．the; ﹨ | B．a; the | C．the; a | D．a; ﹨ |
— Are you cleaning my room, Lily?
— ______. I can’t bear seeing your room in a mess!
| A．I can’t help it | B．Not at all |
| C．You are clever | D．No chance |
－Would you like to join us in the game?
－________, for I have something important to do.
| A．I will | B．I’d love to | C．I won’t | D．I’m afraid not |
I ________ use a clock to wake me up because at six o’clock each morning the train comes by my house.
| A．mustn’t | B．needn’t | C．shouldn’t | D．couldn’t |
The beautiful song ________ me of those happy old days we had spent together.
| A．repeated | B．remembered | C．informed | D．reminded |