Many students didn’t realize the importance of study _______ they left school.
| A．when | B．until | C．after | D．unless |
She paid about two hundred________these dictionaries．
| A．on |
| B．for |
| C．at |
| D．to |
I really like the photo of my family________my sister took in the city last year．
| A．which |
| B．who |
| C．what |
| D．whom |
I hope________to college after graduating from high school．
| A．going |
| B．go |
| C．to go |
| D．went |
They are going to________a new company which aims at selling foreign materials．
| A．give up |
| B．set up |
| C．cut up |
| D．grow up |
These books and magazines are useful．Don’t________
| A．throw away them |
| B．throw them away |
| C．break away them |
| D．break them away |