—Waiter, could I have the bill please?
—Oh, no, Jerry. ________.
| A．This is my treat | B．I'll take the order |
| C．Let's ask for the bill | D．It's up to me |
The Smiths are praised _______ the way they bring up their children.
| A．from | B．by | C．at | D．for |
I am always delighted when I receive an e-mail from you. ______ the party on July 1st, I shall be pleased to attend.
| A．On account of | B．In response to | C．In view of | D．With regard to |
An artist who was recently traveling on a ferry to the southern island discovered ______ a long lost antique Greek vase.
| A．at random | B．by chance | C．in turn | D．on occasion |
Mrs. Smith finds it hard to clear up the mess, as her children are always ____ whenever she tries to.
| A．in the way | B．on watch | C．in sight | D．on the line |
（2013·北京卷) I have an appointment Dr. Smith, but I need to change it.
| A．to | B．off | C．with | D．from |