—I wonder why he has been acting so strangely these days.
—Recent pressure at work may his behavior.
| A．make for | B．stand for | C．change for | D．account for |
My watch doesn't work, I must have it ___.
| A．to repair | B．repaired | C．repairing | D．being repaired |
Finally the hunter shot at the wide animal.But it ___ ot its feet before falling down.
| A．rose itself | B．stood up | C．struggled | D．got up |
These clothes are very dirty.They need ___.
| A．washing | B．to wash | C．wash | D．washed |
He was so poor that he couldn't afford ___ a new coat.
| A．to buy his son | B．buy for his son | C．buying for his son | D．his son to buy |
The boy was seen ___ his bikecycle while riding in the street.
| A．to fall off | B．fall off | C．to jump off | D．jump off |