【简答题】Task: Audio-visual Exercises AV Clip 12: walking for Heart Health AV 12 Walking For Heart Health.mp4 Watch the video clip three times and complete the following passage by filling in each blank with ...
【单选题】For decades, doctors have warned us about the danger of stress and have given us advice about how to cut down our stress levels. Dr.Dirk Marion, an expert, claims that stress is beneficial to our heal...