—If he ___________, he ________that food.—Luckily he was sent to the hospital immediately.
I have $50,but that isn't ________ enough for my journey fare.
—When did you first meet Tom?—The first day I came to this city,________,on May 2.
Interviews were carried out ________ over the telephone,via e-mail or fax or face to face in four cities including Beijing,Shanghai,Guangzhou and Wuhan.
—I'll try to finish the task ahead of time.—I have to remind you that the work is not ________ easy ________ you imagine.
The salesman showed her several MP3s and she chose ________ one as she didn't want to spend too much money on it.