__________ the class, the students left the classroom one by one.A. At the end of B. In the end C. By the end
Don’t be afraid of making mistakes. The man _________has never made a mistake will never make anything else.
–Look at the sign, sir. Would you mind ________ your cigarette? --Sorry, I will do it right away.
My mother often tells me _________ too fast because there are too many cars in the street.
_______ the girl is very young, she can speak English and French very well.
--What would we do first if we want to develop our village? --A lot of new roads _____, I think.