Either you or the headmaster _____ the prize to these gifted students at the meeting．
| A．is handing out | B．are to hand out |
| C．are handing out | D．is to hand out |
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 |
It will be a big help if you go to the store and get what we need for dinner.________，I’ll set the table.
| A．As a result | B．On the whole |
| C．In the meanwhile | D．As a matter of fact |
The Smiths are praised ________ the way they bring up their children.
| A．from | B．by |
| C．at | D．for |
I have an appointment________Dr.Smith，but I need to change it.
| A．to | B．off |
| C．with | D．from |
A serious study of physics is impossible________some knowledge of mathematics.
| A．against | B．before |
| C．beyond | D．without |