Was it in the factory _____ you worked five years ago ____ you met your wife for the first time?

It was ______ the old clock that the old man spent the whole morning at home.

（福建省龙岩市2011届高三第一次质量检查）— ______you write so well? —By reading and keeping diaries every day.

Do you know in what circumstances was it____________ Jack achieved his goal?

—I don’t know       makes her different from others.—Honesty, I think