.
Oh, I’m not feeling well in the stomach. I _____ so much fried chicken just now.
| A．shouldn’t eat | B．mustn’t have eaten |
| C．shouldn’t have eaten | D．mustn’t eat |
Volunteering gives you a chance ________ lives, including your own.
| A．change | B．changing |
| C．changed | D．to change |
Tom asked the candy makers if they could make the chocolate easier ______ into small pieces.
| A．break | B．breaking |
| C．broken | D．to break |
This machine is very easy ________. Anybody can learn to use it in a few minutes.
| A．operating | B．to be operating |
| C．operated | D．to operate |
______an important role in a new movie, Andy has got a chance to become famous.
| A．Offer | B．Offering |
| C．Offered | D．To offer |
The old man sat in front of the television every evening, happy ________ anything that happened to be on.
| A．to watch | B．watching |
| C．watched | D．to have watched |