Nowadays, most people,in order to keep fit,prefer walking to driving ____necessary.
_________ the stomachache, he couldn’t fall asleep.
The manager of the company told us that very little _________ was made of the waste material in the past.
The money he spent within a month _________ more than 1,000 dollars.
-Why did you talk to the teacher after class? -I didn’t understand______________ during the lecture.
Mrs Smith warned her daughter _________after drinking.