2.Drunk driving,causing great damage ______ a high rate in traffic accident,is a major concern,______ we each should pay special attention to.( ?。?/h2>
3.__________the " Walpurgis Night " hike up the Brocken,F(xiàn)aust listens to devil 's complaints about the tiring of continuing__________ foot and the dangers of walking in the dark,and they famously stop half way up.( ?。?/h2>