题干
—You are well-dressed today．
—Thank you．I want to _____ a good impression _____ the interviewer．
—Thank you．I want to _____ a good impression _____ the interviewer．
A：give，for
B：give，o
C：make，o
D：make，to
答案(点此获取答案解析）
C
小了油门，使汽车的功率立即减小一半，并保持该功率继续行驶，到t2时刻汽车又开始做匀速直线运动，整个过程中汽车所受的阻力不变。则在t1t2的这段时间内：