It is difficult __________ you ___________ finish the work in a week.
| A．of, to | B．with, to | C．with, for | D．for, to |
—Can I help you?
—Thanks. But I think the box is ______ heavy for you ______ carry.
| A．enough; to | B．not enough; to |
| C．too; to | D．too; not to |
Each man will be paid ______ his ability
| A．thanks to | B．because of |
| C．instead of | D．according to |
If more salt______ to the soup,it will taste better
| A．is added | B．will be added | C．will add | D．Adds |
Is that the girl with______ you discussed the problem yesterday afternoon
| A．that | B．who | C．whom | D． which |
Luke______ on the leg by a bad man.Now he is in hospital.
| A．kicks | B．kicked |
| C．is kicked | D．was kicked |