I should very much like to have gone to that party of theirs, but _____.
| A．I’m not invited | B．I was not invited |
| C．I have not been invited | D．I had not been invited |
At the head of the procession _______, each holding a red flag in his or her hand.
| A．the Young Pioneers marched | B．marched the Young Pioneers |
| C．did the Young Pioneers march | D．where marched the Young Pioneers |
— Look, there ______.
— Oh, there _______.
| A．comes the bus... comes it | B．the bus comes... it comes |
| C．comes the bus... it comes | D．the bus comes... comes it |
_______, we continued our way.
| A．As terrible the storm was | B．Terrible as the storm was |
| C．As terrible was the storm | D．Terrible the storm as was |
________ in Tibet for ten years, he has been accustomed to the life and the climate there.
| A．He has worked | B．Having worked |
| C．He has been working | D．Working |
Look! What a mess the room is! In my opinion, it needs ______.
| A．cleaning up | B．being cleaned up | C．to clean up | D．clean up |