________ the present unemployment continue, the society would face a more
troublesome situation.
| A．Would | B．Should |
| C．Might | D．Could |
There is no greater pleasure than running on the playground, ____ after a ball.
| A．chased | B．chasing |
| C．to chase | D．having chased |
I tried all I could_____ the topic at the meeting, but he brought it up.
| A．avoided mentioning | B．to avoid mentioning |
| C．avoiding to mention | D．avoiding mentioning |
Five officials of north China's Shanxi province are_______, with two already removed from office, the Communist Party of China (CPC)'s discipline watchdog announced on Thursday.
A. to investigate B.to be investigated
C. being investigated D.investigated
（）It’s quite hot today. Do you feel like _________ for a swim?
| A．to go | B．going |
| C．go | D．having gone |
we are making bigger holes in the nets ,________to avoid catching fish that are not fully grown.
| A．to hope | B．having hoped |
| C．hoping | D．being hoped |