Mr. White________at 830 for the meeting, but he didn't show up.
| A．should have arrived |
| B．should arrive |
| C．should have had arrived |
| D．should be arriving |
All these changes will lead to ____ stronger and more Powerful China, ____ country that can help enrich the planet.
| A．a ; a | B．a : the | C．the :a | D．the : the |
The question came up at the meeting ______ we had enough money for our research.
| A．whether | B．that | C．which | D．what |
Her husband and she are now at work on a new dictionary ______ next year.
| A．to publish | B．being published | C．published | D．to be published |
Only in recent years ______ to realize the importance of wildlife conservation.
| A．do people begin | B．have people begun |
| C．people have begun | D．people begin |
Many people firmly believed ______ a healthy lifestyle can improve the quality of life.
| A．that | B．if | C．how | D．why |