Welcome unit 核心词汇导学案-2023-2024学年高中英语人教版（2019）必修第一册

Welcome Unit 1. exchange n./v.交换，交流 an exchange student 交换生 an exchange rate 汇率 foreign exchange 外汇 New York Stock Exchange 纽约证券交易所 exchange sth for sth 用某物换某物 exchange sth with sb 与某人交换某物 例：（1）The boy was asked to exchange his schoolbag for a necklace. （2）You should exchange ideas with your classmates after you finish reading the novel. 2. nation n.国家，民族（nation侧重人民，country侧重疆土，state侧重政权） national adj.国家的，民族的 nationality n.国籍 the Chinese nation 中华民族 developing country 发展中国家 developed country 发达国家 例：（1）Learning that the president was murdered, the whole nation was in deep sorrow. （2）People should be equally treated regardless of their genders, nationalities or races. 3. anxious adj.焦虑的，不安的（= worried）；焦急的，急切的（= keen） anxiously adv.焦虑地，不安地 anxiety n.焦虑，不安 be anxious about sth 对...感到焦虑 be anxious to do sth 急切地要去做某事 例：（1）These children are anxious about everything before they enter a new school. （2）we are anxious to know everything when we enter a new school. （3）The boy’s parents are waiting outside the room anxiously. 4. annoy v.使恼怒 annoyed adj.恼怒的，生气的（= a little angry） annoying adj.令人讨厌的 be annoyed with sb = be angry with sb 生某人的气 例：（1）It made me annoyed that the designer was attacked by the local people. （2）Her cold voice really annoyed me. I was annoyed with her at that moment. 5. frighten v.使害怕，使惊吓 frightened adj.害怕的（= afraid / scared） frightening adj.令人害怕的 be frightened of doing sth 害怕做某事 frighten sb to death 把某人吓得要命 例：（1）I felt frightened when the female elephant rushed to me suddenly. （2）I am frightened of walking home alone at midnight. 6. at last = finally = eventually = in the end = in closing = at length 最终，最后，终于 例：（1）These kids finished the awkward task at last. （2）I passed my driving test at last. （3）At length, we began to understand what he wanted. 7. impress v.给...留下印象 impression n.印象，印记 impressive adj.给人印象深刻的 be impressed with/by 对...印象深刻 make a good/deep impression on sb 给某人留下好的/深刻的