Most nurses are women, but in the higher ranks of the medical profession men are in the ________.
| A．majority | B．activity |
| C．shortage | D．minority |
The three backpackers finally reached the top of Mount Huangshan, ________ they could enjoy the breathtaking sights to their heart's content.
| A．when | B．where |
| C．why | D．how |
Europe has achieved more in controlling the AIDS virus than Asia in the past ten years, ________ the number of people infected with the virus is going up sharply.
| A．when | B．that |
| C．so that | D．where |
With the development of agriculture, the people ________ village I taught are now living a happy life.
| A．in whose | B．whose |
| C．in which | D．which |
The archaeologists found gold coins and pottery in the lowest level of the site ________ they reached three months ago.
| A．what | B．for which |
| C．that | D．to which |
Gone are the days ________ we spent together in the mountainous village.
| A．when | B．that |
| C．where | D．on which |