重点讲解：
1. cheat on
作弊；
eg. What the president has said applies only to the students who cheat on tests.
校长所说的只适用于考试作弊的学生。
eg. An honest student won't cheat on a test.
诚实的学生考试不作弊。
2. look over
（快速）翻阅，浏览；
eg. They presented their draft to the president, who looked it over, nodded and signed it.
他们把草案提交给了总统，总统翻了一遍，点了点头，然后就签了字。
eg. He could have looked over the papers in less than ten minutes.
他本可在10分钟内把文件翻看一遍的。
3. so+助动词/情态动词/be动词+人称
表示一个人怎么样，另一个也怎么样；某人也是；
eg. I often go out for a walk after supper. So does she.
我经常在晚饭后出去散步,她也这样。
eg. You like basketball, and so do I.
你爱好篮球运动，我也如此。