21．If you ____ your money ____ mine, we will have enough to buy one more set of stamps to ____ our collection.
A. join; in; add B. add; to; add to
C. put; to; add up D. add; in; add up to
22. ____finish their task ahead of time, the students worked harder and harder.
A. So as to B. As to C. In order to D. In order not to
23. You have no idea what I’ve had to ____ during the last few months.
A. come true B. go through C. come up D. look through
24. Taking plenty of exercise every day can make you full of ____, I think.
A. power B. strength C. energy D. force
2017届高考英语（重庆专用）二轮精练：必修3 unit5 Canada—“The True North”单元测试
2017届高考英语（重庆专用）二轮精练：必修1 unit4 period 2
2017届高考英语（重庆专用）二轮精练：必修3 unit4 Astronomy the science of the stars单元测试
2017届高考英语（重庆专用）二轮精练：必修4 unit4 Body language单元测试
2017届高考英语（重庆专用）二轮精练：必修3 unit1 period 1
2017届高考英语（重庆专用）二轮精练：必修1 unit5 Nelson Mandela—a modern hero单元测试
2017届高考英语（重庆专用）二轮精练：必修3 unit1 period 2
2017届高考英语（重庆专用）二轮精练：必修2 unit4 Wildlife protection单元测试
2017届高考英语（重庆专用）二轮精练：必修1 unit5 period 2
2017届高考英语（重庆专用）二轮精练：必修1 unit3 period 1
2017届高考英语（重庆专用）二轮精练：必修4 unit2 Working the land单元测试
2017届高考英语（重庆专用）二轮精练：必修3 unit1 Festivals around the world单元测试
2017届高考英语（重庆专用）二轮精练：必修3 unit5 period 1
2017届高考英语（重庆专用）二轮精练：必修4 unit2 period 1
2017届高考英语（重庆专用）二轮精练：必修4 unit1 Women of achievement单元测试
2017届高考英语（重庆专用）二轮精练：必修2 unit5 Music单元测试
2017届高考英语（重庆专用）二轮精练：必修1 unit2 period 2
2017届高考英语（重庆专用）二轮精练：必修3 unit2 period 1
2017届高考英语（重庆专用）二轮精练：必修2 unit2 period 2
2017届高考英语（重庆专用）二轮精练：必修3 unit5 period 2
2017届高考英语（重庆专用）二轮精练：必修2 unit3 period 2
2017届高考英语（重庆专用）二轮精练：必修3 unit4 period 1
2017届高考英语（重庆专用）二轮精练：必修4 unit3 period 1
2017届高考英语（重庆专用）二轮精练：必修2 unit3 Computers单元测试
2017届高考英语（重庆专用）二轮精练：必修1 unit3 Travel journal单元测试
2017届高考英语（重庆专用）二轮精练：必修2 unit1 period 2
2017届高考英语（重庆专用）二轮精练：必修1 unit3 period 2
2017届高考英语（重庆专用）二轮精练：必修2 unit3 period 1
2017届高考英语（重庆专用）二轮精练：必修2 unit5 period 2
2017届高考英语（重庆专用）二轮精练：必修2 unit2 The Olympic Games单元测试