Welcome unit 知识点课件(共16张PPT)-人教版（2019）必修第一册

(共16张PPT)
Welcome Unit
1. annoyed adj. 生气的；恼怒的
be/ get annoyed with sb. about sth 对某事生某人的气
他逐渐对我的粗心表示不满。
He was beginning to get very annoyed with me about my carelessness.
be annoyed about/ at sth. 对某事恼火
皮特没被邀请参加詹姆斯的聚会，他很恼火。
Peter was annoyed at/ about not being invited to attend James’ party.
be annoyed to do sth. 对于做某事感到生气
我弟弟看见有人在公园里掐花，他很生气。
My brother was annoyed to see someone picking flowers in the park.
be annoyed that… 对…恼怒
[词形转换]
1）annoyance n. 生气；烦恼 to one’s annoyance 让某人生气的是
2）annoy vt. 使恼怒；打扰 annoy sb. 使某人恼怒
当我看到有人扔垃圾时，真让我生气。
It really annoys me when I see people dropping litter.
3）annoying adj. 讨厌的；令人气恼的
2. frightened adj. 惊吓到；害怕的
be frightened of (doing) sth. 害怕（做）某事
我害怕一个人走夜路。
I’m frightened of walking home alone in the dark.
be frightened to do sth. 不敢
小男孩不敢靠近这匹马。
The little boy was frightened to come up to the horse.
be frightened that… 害怕…
她害怕会失败。
She was frightened that she would fail.
be frightened to death 吓得要死
[词形转换]
1）fright n. 惊吓，恐怖 in/ with fright 惊恐地
2）frighten vt. 使惊吓
frighten sb. 使某人害怕
frighten sb. into doing sth. 恐吓某人做某事
frighten…away/ off 把…吓跑
3）frightening adj. 吓人的
3. senior adj. 级别（或地位）高的；年长的 n. 级别（或地位）较高者
be senior to sb. 比某人年长；比某人级别（或地位）高
他在公司是我领导。
He is senior to me in our company.
be…year(s) senior to sb. 比某人年长…岁 = be senior to sb by…year(s)
他比我大五岁。
He is five years senior to me. = He is senior to me by five years.
4. junior adj. 地位（或职位）低下的；年少的
be junior to sb. 比某人级别低/资历浅/年纪小
杰克虽然是部门里资历最浅的，但他有宏伟的目标。
Jack is junior to the others in the department, but he has a greater goal.
be…year(s) junior to sb. 比某人小…岁
5. anxious adj.
1）焦虑的；不安的
be anxious for sb. 为某人焦虑
皮特为孩子们感到焦虑。
Parents are anxious for their children.
be anxious about sth. 为某事焦虑
你一定会为即将到来的新体验感到既激动又紧张。
You must be both excited and anxious about the new experiences that are in store for you.
2）渴望的；急切的
be anxious for… 渴望…
很多毕业生渴望工作。
There are plenty of graduates anxious for work.
be anxious (for sb.) to do sth. 渴望（某人）做某事；急于做某事
他的孩子们急于在旅途中获得新的体验。
His kids were anxious to get new experience during the trip.
[词形转换]
1）anxiety n. 焦虑；渴望 with anxiety 焦虑地 2）anxiously adv. 焦虑地；不安地
6. impression n. 印象；感想；影响；效果
make/ leave an impression (on) （给…）留下印象
这场开幕仪式给全世界留下深刻印象。
The Opening Ceremony made a deep impression on the whole world.
[词形转换]
1）impress v. 给…留下深刻印象；使铭记
impress sth. on/ upon sb. 使某人明白某事（的重要性）
老师让我明白了学英语的重要性。
The teacher impressed the importance of English on/ upon me.
impress sb. with sth 使某人对某事印象深刻
be impressed on one’s mind/ memory 使某人铭记于心
be impressed by/ with 对…印象深刻
2）impressed adj. 印象深刻的
3）impressive adj. 给人深刻印象的；令人赞叹的
7. concentrate v. 集中（注意力）；聚精会神
concentrate on/ upon 集中精力于
她已经拒绝了几个邀请以便专心学习。
She has turned down several invitations to in order to concentrate on her studies.
concentrate one’s attention on (doing) sth. 全神贯注于（做）某事；集中精力于
concentrate all one’s efforts on 全力以赴…
[词形转换]
1）concentration n. 专心；专注；集中
[归纳拓展] 集中精力于…
fix/ focus/ concentrate one’s attention on
pay attention to
be absorbed/ buried in
be devoted to
put one’s heart into
8. experiment
1）n. 实验；试验；尝试
do/ perform/ carry out/ conduct an experiment 做实验
在实验室做实验时，仔细观察是否有任何变化。
Observe carefully if any change happens when doing experiments in the lab.
2）v. 做实验；尝试
experiment with/ on… 用…做实验/适用
有些人觉得用动物做实验不对。
Some people feel that experimenting on animals is wrong.
[词形转换]
1）experimental adj. 实验性的
9. explore v. 探索；勘探；探究
我们一来到岛上就急不可耐地开始探索。
As soon as we arrived on the island we were eager to explore.
[词形转换]
1）explorer n. 探险家
2）exploration n. 探险
10. confident adj. 自信的；有把握的
be confident of/ about… 确信…对…有把握
你的鼓励使我对未来更有信心。
Your encouragement made me more confident of my future.
be confident that… 确信…;对…有把握
如果他专心学业，他有信心会取得巨大进步。
He is confident (that) he will make great progress if he concentrates on his study.
[词形转换]
1）confidently adv. 自信地
2）confidence n. 自信
have confidence in… 对…有信心
自信能帮你做出更好的选择。
Having confidence in yourself will help you make better choices.
with confidence 自信地；有信心地
他自信地回答以下问题。
He answered the following questions with confidence.
11. goal n.
1）目标；目的
set a goal 设定目标
没有动力的话，你既无法设定目标也无法达成目标。
Without motivation, you can neither set a goal nor reach it.
achieve/ reach/ attain one’s goal 实现某人的目标
露西已经达成了她在高中为自己设定的所有目标。
Lucy has achieved all of the goals she set for herself at senior high school.
2）球门；射门；进球得分
score/ kick/ get/ make a goal 得分
半小时后，他们最终得分了。
Half an hour later, they finally scored/ kicked a goal.
12. revise v. 修改；修订；复习；改变
[词形转换]
1）reviser n. 修订者
2）revision n. 复习；修订
do some revision 进行复习
13. curious adj. 好奇的；求知欲强的；稀奇古怪的；不寻常的
be curious about… 对…好奇
所有发明家的共同之处是他们都好奇周围的一切。
What all inventors have in common is that they are curious about the things around them.
be curious to do sth. 很想做某事；渴望做某事
我想要明白她说了什么。
I was curious to find out what she had said.
It is curious that… 不寻常的是…
奇怪的是她没有告诉任何人她的旅行计划。
It was curious that she didn’t tell anyone about her travel plans.
[词形转换]
1）curiously adv. 好奇地
2）curiosity n. 好奇心；求知欲
out of curiosity 出于好奇
with curiosity 好奇地
First impressions
Han Jing’s World
7:00 a.m.
So this is it—senior high school at last! I’m not outgoing so I’m a little anxious right now. I want to make a good impression. Will I make any friends ①What if no one talks to me
12:30 p.m.
I just had my first maths class at senior high school! The class was difficult, but the teacher was kind and friendly. He even told us a funny story, and everyone laughed so much! ②I found most of my classmates and teachers friendly and helpful.
5:32 p.m.
This afternoon, we had our chemistry class in the science lab. The lab is new and the lesson was great, but the guy next to me tried to talk to me the whole time. I couldn’t concentrate on the experiment. I really wanted to tell him to please be quiet and leave me alone.
10:29 p.m.
What a day! This morning, I was worried that no one would talk to me. But I was wrong. I didn’t feel awkward or frightened at all. I miss my friends from Junior high school, but I believe I will make new friends here, and there’s a lot to explore at senior high. I feel much more confident than I felt this morning. I think that tomorrow will be a great day.
What for？ 为什么？ So what？ 那又怎么样？ Guess what！ 你猜怎么着！ What about…
...怎么样？
① What if no one talks to me
“What if…”句型
What if后面跟一个完整的句子，且句子通常用现在时或过去时，会有如下含义：
·“如果…怎么办？要是…怎么办/会怎么样呢？”（尤指令人不愉快的事情发生）
[例] What if the train is late
·“如果…怎么样？”（用于提出有益的建议）
[例] What if we move the picture over there Do you think it will look better
·与what相关的其他句型：
find + 宾语 +
adj./ adv. 发现/觉得某人/某物…
( to be) n. 发现/觉得某人/某物…
doing/ done 发现某人/某物正在做…/ 被做…
介词短语 发现/觉得某人/某物…
② I found most of my classmates and teachers friendly and helpful.
[例] I find the life in the countryside peaceful.
[例] Dad found me to be a couch potato.
[例] A cook will be immediately fired if he is found smoking in the kitchen.
[例] At last they found themselves in a river.
·find可用于“find + it（形式宾语）+ 宾补 + 不定式（真正的宾语）”结构，该结构可转换为“find + 宾语从句”的形式
[例] This is the first time that I have been away from the home, so I find it hard to live here/ find (that) it is hard to live here.
Ann, 15
Lakeside High School
USA
My name is Ann Wells and I’m a Grade 10 student at Lakeside High School. I’m an active person and I love sports. I’m curious about everything. I often ask questions, but I learn best by doing. My favourite subject is physics. Dancing and skating are my hobbies, and I also like to read short stories. I plan to become an engineer in the future.
Thando, 16
South Hill High School
South Africa
I’m Thando Gowon. I’m 16 this year. I come from South Africa. I’m a Grade 10 student at South Hill High School. I look good, think fast, and play hard. ①You’ll never see me without a book or a pen. If I’m not in class, I’m either in the library or in the computer lab. At the weekends, I play computer games if I’m not busy studying. My dream is to start my own IT company.
① You’ll never see me without a book or a pen.
双重否定
·否定词not/ no/ never等 + without
[例] No smoke without fire. 无火不起烟雾。/ 无风不起浪。
·否定词no/ not等 + 表否定意义的形容词
[例] No way is impossible to courage. 勇士面前无险路。
·否定词no/ not/ never/ nobody/ few等 + 具有否定意义的动词或短语
[例] You never fail until you stop trying.