After the speech, she was invited by the students _ ____ with them．
| A．take a photo | B．taking a photo |
| C．to take a photo | D．taken a photo |
---I have got a headache.
---No wonder. You_________in front of the computer too long.
| A．work |
| B．are working |
| C．have been working |
| D．worked |
You_________m；e to deal with everything for five years. I can't thank you more.
| A．have been helping |
| B．had helped |
| C．helped |
| D．help |
The injured mountain climber gathered all his_________to climb up the high rock, where he might be seen by someone passing by.
| A．strength |
| B．power |
| C．energy |
| D．force |
The government has promised to_________the matter and will give the workers a satisfactory answer.
| A．put into |
| B．look through |
| C．look into |
| D．put away |
If everything goes _________the plan, they should finish their work by Thursday.
| A．according to |
| B．due to |
| C．thanks to |
| D．so as to |