—Have you seen _____ pen? I left it here this morning．

—Is it _____ black one? I think I saw it somewhere．

A．a, the          B．the, the        C．a, a        D．the, a．

—I’ve never found a better job and I’m so glad．

— _____．

A．I don’t think so      B．Too bad．       C．Congratulations       D．Don’t worry．

_____ is hard is to do good all one’s life and never do anything bad．

A．He           B．It           C．That          D．What

My friend, Lucy, can get 200 dollars more than she made _____in the primary school．

A．work         B．to work       C．working           D．worked

It is going to rain today．Take an umbrella with you to  _____ you from the rain．

A．stop           B．prevent             C．keep            D．protect

Just because they make more money than I do, _____ they seem to look down on me．

A．so          B．and            C．but          D．不填

Do you really want to borrow the old room which is empty _____a broken desk and a chair?

A．except         B．except for           C．except that           D．besides．

—What are you busy with?

—The conference _____in our city next week, as you know．

A．held        B．will be held         C．be holding       D．to be held

I’d like to have visited the Palace Museum last week, but something unexpected _____to my father．

A．had happened          B．happened        C．has happened       D．happens．

Mr. Smith has bought a new house in the country, around _____ some green trees．

A．which is        B．it is           C．which are       D．them are