题目

饮酒过量的人表现为语无伦次、走路不稳、呼吸急促， 在①大脑，②小脑，③脑干三个结构中，与这些反应 相对应的结构依次是        A．③②①         B．②①③         C．③①②         D．①②③ 答案：D“You ______ not be too careful in the exam. Do and check your papers carefully and you ____ not take your papers out of the examination room after the exam.” the teacher told us before the exam.A.must; shouldB.can; shallC.must; shallD.can; could