---You didn’t invite John to the party?
---_____him, too?
| A．Must I invite | B．Must I have invited |
| C．Should I invite | D．Should I have invited |
______ you understand the rule, you can do it well.
| A．For | B．As | C．Once | D．While |
The room ____ voices of the children.
| A．filled with | B．was filled with | C．full of | D．was full with |
I can hardly heat the radio. Would you please ______?
| A．turn it on | B．turn it down | C．turn it up | D．turn it off |
They made an important decision ______ the end of the meeting.
| A．in | B．by | C．on | D．at |
The boy was not allowed ______ his brother’s bike.
| A．to use | B．using | C．use | D．used |