Welcome unit Words and expressions单词课件(共14张PPT) 2025-2026学年人教版(2019)必修第一册

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Welcome unit Words and expressions单词课件(共14张PPT) 2025-2026学年人教版(2019)必修第一册

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(共14张PPT)
B1WU Working The Land
—Words and Expressions
词汇精讲
1. exchange v.交流,交易,更换 ;n.交换,交流;对话
常考短语
an exchange student 交换生
exchange sth. for sth. 用……换……
in exchange for 作为交换
即学即练
他把一些牛奶和Lily换成了其他食物。
He exchanged some of the milk for other food with Lily.
He gave the milk to Lily in exchang for other food.
词汇精讲
2. lecture n.讲座;讲课;教训 v.开讲座;训斥
常考短语
give/deliver a lecture on/about sth. 做关于……的讲座
go to/attend a lecture 听讲座
give sb. a lecture/lesson 教训某人
即学即练
请不要训斥我了!
Please stop __________ (lecture) me!
我听讲座时记了笔记。
I took note during the lecture.
lecturing
词汇精讲
3. nation n.国家,民族,国民
常考短语
National Day 国庆节
nation n.--__________ (adj.国家的,民族的)--_____________ (n.国籍)
national
nationality
4. register v.登记,注册--__________ n.登记,注册
常考短语
register for 报名参加
许多学生报名参加这些课程是为了扩大视野。
Many students register for the courses to broden their horizons.
registration
词汇精讲
5. design v.&n.设计--________ ( n.)设计者,设计师
常考短语
by design 故意的 = on purpose = deliberately
偶然地,无意地 by accident = accidentally
为……而设计 be designed for 被设计为…… be designed as
designer
6. annoy v.使恼怒,打扰--_______ adj.生气的
--_________ adj.让人生气的
常考短语
生某人的气 be annoyed at/with sb.
为某事恼怒 be annoyed about/by sth.
annoyed
annoying
词汇精讲
7. anxious adj.焦虑的--________ ( n.)焦虑
常考短语
be anxious about 为……焦虑不安
anxious adj.急切的,渴望的
be anxious to do渴望做某事
anxiety
8. frighten v.使害怕--___________ adj.害怕的 -- _________ adj.让人害怕的
常考短语
害怕做某事 be frightened of doing/to do sth.
frightened
frightening
词汇精讲
9. junior adj.地位低下的--senior adj.地位高的
常考短语
比……职位/级别低 be jonior to
比……职位/级别低 be senior to
他比我年长两岁
He is senior to me by two years.
词汇精讲
10. impress v.留下印象--__________ n.印象-- _ __________ adj.让人印象深刻的
常考短语
某物给某人留下……印象 impress sb by/with sth
给……留下……印象 leave/make...impression on sb
我对他的话语印象深刻。
I was impressed by/ with his words.
他给我留下了一个很好的印象。
He left/made a good impression on me.
impression
impressive
词汇精讲
11. concentrate (v.)集中注意力--_____________ (n.)专心,专注,集中,聚集
常考短语
集中注意力于 concentrate one’s attention on
集中精力于concentrate on
聚精会神地with (great) concentration
我们必须把注意力集中在学习上。
We must concentrate our attention on our study.
做作业要专心。
You should do your homework with concentration.
concentration
词汇精讲
12. experiment (v.)做实验 & (n.) 实验
常考短语
carry out an experiment 做实验
13. explore v.探索--_______ n.探索者--_________ n.探索
常考短语
explore the city 探索这个城市
explorer
exploration
词汇精讲
14. confident adj.有信心的,自信的--_________ n.信心
常考短语
对……有信心 have confidence in
15. look forward to 期待
常考短语
期待做某事 look forward to doing sth.
我期待着你的尽快回复。
I’m looking forward to your early reply.
confidence
词汇精讲
16. organise v.组织--____________ n.组织者--_____________ n.组织,公司
常考短语
一次组织有序的会议 a well-organized meeting
17. goal n.目标;球门;射门
常考短语
设立目标 set a goal
实现目标 achieve a goal
汤姆实现了为自己设定的目标。
Tom has achieved the goal he set for himself.
organization
organizer
词汇精讲
18. strategy n.策略--__________ adj.战略性的
常考短语
学习策略 learning strategies
19. improve v.提高,改善--_____________ n.提高
练习
我的英语水平提高了。
My English has improved.
There has been great ___________(improve ) in his English.
He is trying his best to have his English ___________(improve).
strategic
improvement
improvement
improved
词汇精讲
20. curious adj.好奇的--_________ n.好奇心
常考短语
对……好奇 be curious about 出于好奇 out of curiosity
练习:
我只是出于好奇心问问而已。
I asked only out of curiosity.
21. company n.公司;陪伴--___________ v.陪伴
常考短语
陪伴某人 keep pany = accompany sb.
练习:
你等待时我会陪伴你。
I’ll keep you company while you’re waiting.
accompany
curiosity

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