Does your uncle still smoke?—He ____________given it up. It’s two years ever since he ____________.

I feel weak and tired after work, so I should wear _____clothes to make myself feel ____.

(2009年合肥市高三第一次教学质量检测)It was the training he had as a young man made him such a good engineer

was the training that he had as a child________made him such agood pianist, received by teenagers as well as adults．

The trip shouldn’t take more than an hour.—_______.It is at least two hours.