【单选题】Although Math is very difficult, you can't _____. [ ]
【单选题】Math is a little difficult, but I still like it very much.
【单选题】公元前 370多年以前,西方医学鼻祖希波克拉底( Hippocrates)就提出
【单选题】Math is a difficult subject for David. He often gets _____ in class.
【多选题】准确计算管道长度的关键是找准管道变径的位置,管道变径在管道的()处和()处,弯头处较少。
【单选题】—Math is too difficult, I nearly give it up. —Please don't, nothing is ______ if you put your heart into it. [ ]
【单选题】—Math is too difficult. I want to give it up. —Please don’t. Nothing is _________if you put your heart into it.
【判断题】有创新思维的人应该留心自己专业领域之外的事物。
【判断题】公元前370多年以前,西方医学鼻祖希波克拉底(Hippocrates)就提出环境对健康的影响。