I don’t believe we’ve met before,I must say you do look familiar

However,　　　　 happened later proved me wrong.

Three young men have been arrested because they were caught ___ an old lady last night.

－I have a problem. I don’t know what to do. －Let’s ask Dick for help. He can _________a good idea to solve your problem.

Be quick, _______ we’ll be late for the class. —Ok, I’m coming.