Whether dying patients be helped to end their lives is a tough moral question.
| A．must | B．should | C．might | D．would |
32. The poor boy said he often went ______ and sometimes almost starved______ in the old days.
| A．hungry; deadly | B．hunger; death | C．hungry; to death | D．hunger; dead |
31. I like getting up very early in summer. The morning air is so good ______.
| A．to be breathed | B．to breath | C．breathing | D．being breathed |
30. Why are you so anxious? It isn’t your problem______ .
| A．on purpose | B．in all | C．on time | D．after all |
29. You have no idea how she finished the relay race ______ her foot wounded so much.
| A．for | B．with | C．when | D．while |
28. Let’s ______my scientific knowledge and your business skills and start a company.
| A．connect | B．relate | C．combine | D．put |