Listen, Mum. I heard the footsteps. Is it Dad —It ___ be him. He’s gone to Beijing on business this morning.

How about the suggestion Prof. Smith at the meeting last Friday— The committee discussed it for hours without a decision made.

I’ve borrowed _____ books from the library for myreport.

I’d like to invite you to watch a movie,INCEPTION, this Saturday, Samantha.–_____________________.

You used to be careful，________