1 feel that one of my main duties ______ a teacher is to help the students to become better learners.
| A．for | B．by | C．as | D．with |
The manager promised to keep me_________of how our business was going on.
| A．to be informed | B．on informing |
| C．informed | D．informing |
I should like to rent a house,modern,comfortable and _________in a quiet neighborhood.
| A．all in all | B．above all |
| C．after all | D．over all |
All the guests were dancing and singing when suddenly the light _________.
| A．turned up | B．went off |
| C．took away | D．carried on |
Do you think it necessary that we have all the chairs_________?
| A．to be replaced | B．replace |
| C．being replaced | D．replaced |
________do you think _________ the monitor of our class?
| A．Who;to be | B．Who;will be |
| C．Whom;to be | D．Whom;will be |