高中英语人教版必修一welcome unit单词串讲
exchange
n.交换，交流 an exchange student  an exchange of glances
in exchange for交换（被交换的对象跟在for后面）
in exchange 作为交换 （状语）
If you take me to that party, I’ll type your report in exchange.
如果你带我去那个聚会，作为交换，我就帮你打报告。
商品的调换（换货）
The store’s policy is not to allow returns or exchanges.
这家商店的政策不允许退货或换货。
vt.交换，交流（及物动词）
exchange ideas/views/news/information
exchange sth. with sb 跟某人交换某物
lecture
n.（通常指大学里的）讲座，讲课，演讲
attend/go to a lecture    give/deliver a lecture
We attended a lecture on e-sports the other day.
我们去参加了一个关于电竞的讲座。
vi.（尤指在大学里）开讲座，讲授，讲课（不及物动词）
lecture on sth  She lectures on literature. 她讲授文学。
register v.登记；注册（都可）
to register a birth/marriage/death/company （及物用法）
register for （目的）
for（收益的对象）I bought this coat for you.（原因）
I want to register for surgery. 我要挂外科。（不及物用法）
She will register for the physics class. 她准备选修物理课。
registration n.登记；注册；挂号 registration fees注册费
nation n.国家；民族；全体国民
an independent nation 独立的国家
It was a story that touched the nation’s heart.
这是一个感动了全体国民的故事。
the Chinese nation 中华民族
national -al形容词词缀 nationally 副词 nationality国籍 -ity
international inter-（在什么之间）
campus （大学的、学院的）校园，校区
She lives on campus.（没有围墙，没有一个边界）有范围倾向用in
campus life
formal adj.正式的，正规的，庄重的
formal evening dress 晚礼服
The dinner was a formal affair. 这是正式宴会。
informal 不正式，不正规的  in-否定前缀
anxious adj.
feeling worried or nervous 焦虑；忧虑；担心
be anxious about sth  be anxious for sb
anxious to do sth | anxious for sth |anxious for sb to do sth |anxious that（连词）...
She was anxious that he should meet her father.
她盼望他见她父亲。
She was anxious to finish school and get a job.
register for
她渴望毕业一份工作。
anxiety n. -ty
annoy vt. to make sb slightly angry 使恼怒；使生气
Her cold voice really annoyed me.
她冷漠的声音真让我恼火。
annoying adj.（令人）厌烦的
annoyed adj.（感到）恼怒；生气；烦恼
I was annoyed that they hadn’t turned up.
他们没有出现，我很生气。
frighten v. to make sb suddenly feel afraid 使惊吓；使惊恐
frightening adj. 令人害怕的；骇人的
a frightening experience/prospect/thought
frightened adj.（感到）害怕的
frightened of sth / frightened of doing sth / frightened to do sth / frightened that
I’m frightened of walking home alone in the dark.
我害怕在黑暗中独自走回家。
I’m too frightened to ask him now.
我现在太害怕了，不敢问他。
impress v. 给...深刻印象；使钦佩
impress sb. with sth 用...给某人留下深刻印象
He impressed her with his sincerity. 他的真诚给她留下了深刻的印象。
The Great Wall never fails to impress. 长城总是给人留下深刻的印象。
impress sth on/upon sb 使..意识到（重要性或严重性等）
The teacher impressed the importance of English on/upon us.
老师使我们牢记英语的重要性。
impression n. 印象；感想 -sion
He left / made a deep impression on me. 他给我留下了深刻的印象。
leave/make an impression on sb

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