Yesterday when I _______ to the station, the train ______ already.

Please check your spelling carefully. You’ve dropped_______ “u” here.

Jack felt nervous when he found the physics problems ____ to work out.

Have you heard of _________ about Jeremy Lin (林书豪)?—Yes. He did quite well in the last NBA basketball match.

Having been told ________ where he lived, I had no difficulty in finding Peter’s address.