Our teacher told us that the earth around the sun.
| A．moves | B．moved | C．to move | D．moving |
Have you any knives？ I need a sharp ________.
| A．it | B．another | C． one | D．any |
Lucy has a great sense of humour and always keeps her colleagueswith her stories.
| A．amused | B．amusing | C．to amuse | D．to be amused |
Every few years, the coal workerstheir lungs X-rayed to ensure their health.
| A．are having | B．have | C．have had | D．had had |
If our parents do everything for us children, we won’t learn to depend on .
| A．themselves | B．them | C．us | D．ourselves |
It took us quite a long time to get to the amusement park. It was journey.
| A．three hour | B．a three-hours | C．a three-hour | D．three hours |