more energy to my study instead of being crazy about Internet games, I would be sitting in a comfortable office now．
| A．If I devoted | B．Had I devoted |
| C．Would I be devoted | D．Should I be devoted |
__________ of 5000 visitors came to the exhibition. And __________，the museum got an income (收入)of $10,000.
| A．In total；totally |
| B．A total；in total |
| C．Total ； totally |
| D．Total ； a total |
The book cost me 12 yuan in all, postage __________.
| A．included |
| B．including |
| C．includes |
| D．is included |
Walking alone in the dark, the boy whistled to __________ his courage.
| A．hold up |
| B．keep up |
| C．set up |
| D．take up |
I don't think the experiment is __________ failure. At least we have gained __________ experience for future success.
| A．/;the |
| B．a；the |
| C．/；/ |
| D．a；/ |
The party last night was __________ big success and all the people present had __________ great fun.
| A．a;a |
| B．/;a |
| C．a;/ |
| D．/；/ |