15 、如何使用砂锅2:用砂锅熬汤、炖肉时，要先往砂锅里放水，再把砂锅置于火上，先用文火，再用旺火。
白领过度疲劳怎么办？常吃五款药膳能调理
例1：Do you agree or disagree with the following statement？ Although a lot of people know about the environmental situation （global warming etc.）， the present situation is unlikely to change in the future.