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(2013·高考天津卷)________ small，the company has about 1,000 buyers in over 30 countries.

(2013·高考北京卷)I took my driving license with me on holiday，________I wanted to hire a car.

(2013·高考重慶卷)It’s not easy to change habits，________with awareness and self­control，it is possible.

(2013·高考北京卷)Don’t turn off the computer before closing all programs，________you could have problems.

(2013·高考新課標全國卷Ⅱ)I was glad to meet Jenny again，________I didn’t want to spend all day with her.

(2013·高考新課標全國卷Ⅰ)There’s no way of knowing why one man makes an important discovery________another man，also intelligent，fails.

－Sir，may I borrow some new books?
－Sorry，you can't________you haven't turn back those you borrowed one month ago.

Trust is needed in the whole society, which requires parents to obey their own rules and set a good example _______ children can trust them.

He has been in bed ______ he fell off his bike a week ago.             

After the terrible accident, it took her nearly 3 years _______ she completely recovered.