Readers are required to _________ the rules of the library and mind their manners.
| A．observe | B．confirm |
| C．review | D．appreciate |
Walking alone in the dark, the boy whistled to ________ his courage.
| A．hold up |
| B．keep up |
| C．set up |
| D．take up |
Finally, my thanks go to my tutor, who has offered a lot of suggestions and comments on my paper and ________ every page of my draft.
| A．approved |
| B．quoted |
| C．polished |
| D．folded |
The loss has not yet been ______ accurately, but it is believed to be well beyond a hundred million dollars.
| A．calculated |
| B．considered |
| C．completed |
| D．controlled |
If your order is ready, it will be to you tomorrow.
| A． delivered |
| B．announced |
| C． exchanged |
| D．declared |
Miss Smith is a friend of______ .
| A．Mary’s mother’s |
| B．Mary’s mother |
| C．Mary mother’s |
| D．mother’s of Mary |