__________ his project, the boy had to stay up late.
| A．Not finishing | B．Not finished |
| C．Having not finished | D．Not having finished |
— How come you are here?
— I came here for nothing else but to see you ____.
| A．by chance | B．in addition | C．at random | D．on purpose |
I didn't see your sister at the party. If she __, she would have met my brother.
| A．has come | B．had come | C．did come | D．came |
— Oh, my cat is really fat.
— You __ have given her so much food.
| A．wouldn't | B．mustn't | C．couldn't | D．shouldn't |
— Can you __ what these characters on the rock are?
— Not really.
| A．carry out | B．make out | C．come out | D．go out |
It is said that they __ $ 200, 000 for the house up to now.
| A．will offer | B．are offering | C．offer | D．have offered |