Unit3 知识点（14个）1expect (sb.) to do sth. 希望(某人)做某事I expect to be back within a week.hope to do something 希望做某事2overcome ones shortcomings 克服缺点overcome enemy 压倒, 制服be overcome with/by sth .不堪 (通常指感情，常用被动语态）She was overcome by fear. 她吓得要命3.First impressions.第一印象impressions: n. C 印象;感想 I had a very good impression of him. 我对他的印象很好.First impressions are half the battle. 谚最初的印象最深刻; 先入为主。impress 1) v. 使(某人)印象深刻He impressed me unfavorably. 我对他印象不好注意:使（某人）印象深刻
