Welcome Unit 重点单词知识点
1.exchange n.交换,交流; vt.register for交换,交流,兑换
exchange student 交换生
an exchange of glances 眼神交换
in exchange( for…) 作为(与…的)交换
exchange ideas/ views/ information 交流想法/观点/信息
exchange sth with sb 与某人交流/交换某物
①Would you like my old TV in exchange for this camera?
②I'll type your report if you'll babysit in exchange.
2.lecture n.讲座，讲课，演讲；vi.开讲座，讲授，讲课
attend/go to a lecture 参加讲座
give/ deliver a lecture 发表演讲
  lecture on/in sth 讲授某事
  ①She lectures in Russian literature.
  ②She plans to deliver a lecture on genetic engineering.
3.register v.登记，注册  registration n.登记，注册，挂号
register a marrige/company 登记结婚/注册公司
①Have you come to register at the school?
②Many students register for these courses to widen skills.
4.anxious adj.焦虑，忧虑，担心
be anxious for sb/about sth 为某人/某事担心
be anxious to do sth 渴望做某事
①She was anxious to finish school and get a job.
②There are plenty of graduates anxious for work.
5.annoy vt.使恼怒；使生气
annoying adj.使人厌烦的  annoyed adj.恼怒的，生气的
  be annoyed with sb 对某人生气
  be annoyed to do sth 因某事而生气
  ①He was annoyed to find himself going red.
②He was beginning to get very annoyed with me about my carelessness.
6.frighten vt/vi. 使惊吓，使惊恐
frightening adj. 使人惊吓的  frightened 惊吓的，害怕的
be frightened of sth 害怕某事
be frightened to do sth 害怕做某事
①I'm frightened of walking home alone in the dark.
②I'm too frightened to ask him now.
7.impress v. 给…深刻印象；使钦佩  impression n. 印象；感想
impress sb with/ by sth  用…打动某人
impress sth on/ upon sb 使某人意识到
leave/made a deep impression on sb 给某人留下深刻印象
①He impressed her with his sincerity.
②His trip to India made a strong impression on him.
8.concentrate v.集中注意力，聚精会神  concentration n. 专心,专注
concentrate (sth) (on sth/doing sth)集中…做某事
①I decided to concentrate all my efforts on finding somewhere to live.
②Fighting was concentrated around the towns to the north.
9.confident adj.自信的，充满信心的；肯定的，确信的  confidence n.信心
be confident of /about doing sth 对于某事有把握
have confidence in sb/sth 对某人/某事有信
①The team feels confident of winning.
②The players all have confidence in their manager.
10.design n.设计，图案，构思，意图 vt.设计，制定，计划
by design 故意的
be designed to do sth 用于做某事；计划做某事
①This project is designed to help poor people
②He believed that this had happened by design.

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