Many young ladies in the street have __________ their summer dresses in late spring.
Occasions are quite rare ________ I have the time to spend a day with my kids.
The three backpackers finally reached the top of Mount Huangshan, ________ they could enjoy the breathtaking sights to their heart's content.
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.
With the development of agriculture, the people ________ village I taught are now living a happy life.
The archaeologists found gold coins and pottery in the lowest level of the site ________ they reached three months ago.