题目

听独白, 完成信息记录表 How to Listen Carefully in Class? Sit near the1of the classroom. Clear your mind. Look at your2. It's easier for you to follow him/her. If you can't3something, ask a question. Don't talk to others or4with something. Keep these in mind. After class you can tell5of what your teachers have said. （1） A . front B . back C . end （2） A . friend B . teacher C . classmate （3） A . watch B . remember C . understand （4） A . make B . play 潜望镜观察的像是下列情况中的哪一种（ ）A．正立缩小的实像 B．正立等大的实像C．倒立放大的虚像 D．正立等大的虚像