--You speak very good French! ---Thanks. I _________ French in Sichuan University for four years.

Your desk is covered with too many unnecessary things, including used papers and books. You’d better ________ some of them. 

Many students_______ from the new library since it was open to all.

—Time          . It’s likely that we’ll miss the deadline. —Don’t worry. We have already got through 80% of the job.

John talked with me for about an hour yesterday．Never ________ him talk so much．