D. separated

　　6. —David, keep　in mind that you have to be home by 10 o’clock.

　　—OK, Mom. I will.

　　A. it B. me

　　C. this

　　D. one

　　7. (2017·泉州质检)On the annual International Volunteers Day, the worldmillions of people who give their time to help others.

　　A. abolishes

　　B. accompanies

　　C. acknowledges

　　D. assesses

　　8. We should help those whoof university because of economic reasons.

　　A. take out B. help out

　　C. drop out

　　D. put out

　　9. (2017·新课标高考压轴)—Mum, I am afraid I won’t do well in the coming test.

　　—Honey, more careful, you will make it.

　　A. is; so B. be; and

　　C. be; then

　　D. being; and

　　10. (2017·湖北华中师大附中二模)The recent research attempts tothe effectiveness of different drugs used for the new virus.

　　A. cover B. guarantee

　　C. estimate

　　D. evaluate

　　11. (原创)You have to do the evaluation yourself although the statistics you have collected tend to be fairly.

　　A. accurate B. ridiculous

　　C. urgent

　　D. shallow

　　12. (2017·北大附中模拟)—Shall I help you with the washing up?

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