—Do you know the boy ________ is sitting next to Peter?
—Yes.He is Peter's friend.
| A．whom | B．who | C．which | D．/ |
The policeman warned us ___________ believe such liars again.
| A．not | B．don’t |
| C．didn’t | D．not to |
“China is still a developing country ___________.” said Premier Li at the conference.
| A．at present | B．for present |
| C．to present | D．to now |
We will keep you _____ of our progress and look forward to hearing from you..
| A．heard | B．informed |
| C．realized | D．recognized |
Whatever I explained to them, they insisted ________ to the party.
| A．on I come | B．my coming |
| C．on my coming | D．my come |
--Mary, where are you? I need your help!
--Ok, Mum. I ___________.
| A．will come | B．come |
| C．am to come | D．am coming |