Firefighting experts agree that the first six minutes of a fire are the most important （）saving lives and getting the fire under control.

You’ve （）something it took me 40 years to realize—to fo...

单项选择题You’ve （）something it took me 40 years to realize—to follow your heart, not other people’s expectations.

When international students attend schools in the Unite...

单项选择题When international students attend schools in the United States, they often experience emotional and physical （）in the first few months.