The telephone _____ three times in the last hour, and each time it _____ for my sister.
—What a pity that he missed his final shot and ended in a tie! —Yes, but he didn't lose it ________! It just wasn't his day.
The pregnant woman always sits in the nonsmoking area of restaurants to reduce her exposure ________ smoke.
My visit to your school is really an unforgettable experience, ________ I will treasure for ever.
________ giving a general introduction to computers, the course also provides practical operation.
That coat fits me, but I can't afford to buy ________. I have to choose ________ that is cheap enough for me.