At school，some students are active ________ some are shy，yet they can be good friends with one another. (2012·四川，4)
| A．while | B．although |
| C．so | D．as |
The little girl __________ the money for herself, but she __________ it away.
| A．could have used; gave | B．would use; gave |
| C．could have used; had given | D．would use; had given |
He was caught in the rain, __________ himself catch a cold.
| A．having made | B．making |
| C．to make | D．made |
It _______ we had stayed together for a couple of weeks _______ I found we had a lot in common.
| A．was until; when | B．was until; that |
| C．wasn’t until; when | D．wasn’t until; that |
Why don’t you bring ________ to his attention that you are too busy to do it?
| A．that | B．what | C．that | D．it |
Out of the train_______, well-dressed and waving to the crowd.
| A．a tall man stepped | B．was stepping a tall man |
| C．did a tall man step | D．stepped a tall man |