北师大版（2019）必修第二册Unit 4 Information Technology Lesson1 Avatars 课件(共30张PPT)

(共30张PPT)
Vocabulary Topic Talk & Lesson 1
UNIT 4 INFORMATION TECHNOLOGY
1. enable vt. 使可能，使发生
enable sb to do sth 某人能够做某事
-en 做后缀，加在某些形容词或名词后构成动词“使…”
short-shorten, deep-deepen,
weak-weaken, length-lengthen…
en- 做前缀，加在某些形容词或名词前构成动词“使…”
large-enlarge, rich-enrich,
danger-endanger, courage-encourage…
2.convenience n.方便，便利；方便的事物
(1)at one’s convenience　　 在某人方便的时候或在适宜的地方
for convenience 为了方便
(2)convenient adj. 方便的；便利的
It is convenient for sb to do sth 对某人来说做某事方便
If/When it is convenient to/for you... 如果你方便的话……
①It is not convenient for me to ring him up now.
我现在不便给他打电话。
②Come by to pick me up ____________ your convenience.
在你方便的时候，请来接我。
③Come and see me whenever it is ____________ (convenience) to you.
只要你方便，随时过来看我。
at
convenient
④方便的话，我们希望你能接受我们的邀请。
→We hope you will accept our invitation ___________________.(convenience)
→We hope you will accept our invitation ______________________________.
(convenient)
at your convenience
if/when it is convenient for/to you
convenient作表语时，不能用人作主语，可以用形式主语it或物作主语。
3.effect n.效应；影响；结果
（1）have an effect on 对……有影响
in effect 实际上；事实上
come into effect　　　　 开始生效；开始实施
（2） effective adj.有效果的
The new traffic rule came into effect.In effect，it has an effect on people’s life in many ways besides people’s focus on the road safety.
新的交通法规开始实施了。实际上，除了人们对道路安全的关注外，它还在很多方面影响着人们的生活。
4. impact n. 影响；作用
impact effect influence
have an … on…
在…方面有影响
5.addicted adj.对……着迷的；沉迷的
(1)be/become addicted to (doing) sth　沉溺于(做)某事；专心(做)某事
(2)addict vt. 使上瘾
　　 n. 有瘾的人
addict oneself to (doing) sth 沉溺于(做)某事
He was addicted to ____________ (play) the piano, so he noticed nothing.
他沉迷于弹钢琴，因此什么也没注意到。
playing
很多孩子沉迷于上网，因此他们对学习失去了兴趣。
Many kids __________________________surfing the Internet, so they have lost interest in study.
are/become/get addicted to
addict themselves to
6.recommendation n.建议，提议；推荐
make recommendation to sb for/about/on sth
推荐某人做某事
(2)recommend vt. 建议，提议；推荐
　 recommend sb to do sth 推荐某人做某事
recommend doing sth 推荐做某事
7. explore vt. 探究；探讨；探险
n. exploration 探究；探讨；探险
explorer 探险者
adj. explorative 探究的；探讨的
8. personality n. 个性，性格
n. person 个人
adj. personal 个人的
adv. personally 个人地
9.admit vt.& vi.承认；容许；接纳；容纳
(1)admit (to) doing sth 承认做某事
admit sb/sth into sth 允许……进入……
be admitted to/into 被接纳进入；被录取
(2)admission n. 允许进入；入场费；门票；承认
admissible adj. 可接受的
She ____________ (admit) to the university of her choice.
她被自己选择的大学录取。
was admitted
10. image n. 图像；形象
v. imagine 想象
n. imagination 想象力
adj. imaginative 富有想象力的；创新的
（1） vt. 欺骗，诱骗，哄骗
trick sb into doing sth 欺骗某人做某事
trick sb out of sth 从某人处骗走某物
（2） n. 花招，诡计；技巧
play tricks/a trick on 捉弄……
do the trick 达到目的；奏效
11 trick vt. & n.
tricky adj. 困难的；复杂的；诡计多端的
归纳拓展
play jokes on（= play a joke on）开……的玩笑，戏弄
tell jokes/a joke 讲笑话
make a joke of sth 拿某事开玩笑
make fun of 取笑
laugh at 嘲笑
We were tricked into buying an expensive chair.
我们被骗买了一把很贵的椅子。
Don’t play tricks on the shy boy.
不要捉弄那个害羞的男孩。
12 variety n. 多样化；变化
(1) a variety of = varieties of 各种各样的
vary v. 变化 ；不同；
vary from…to… 从…到…之间变化
various adj. 各种各样的
varied adj. 各种各样的
13 sensible adj. 朴素实用的；明智的，合理的
adv. sensibly 明显地；聪明地
n. sensibility 敏感性；感受能力
sensible 与 sensitive
（1）sensible adj. 明智的；合理的；意识到的
（2）sensitive adj. 敏感的，灵敏的 　
常用搭配：be sensitive to 对……敏感
create 创造
adj. creative 创造性的
n. creation 创造
creature 动物，生物，人
14. creativity n. 创造力；独创性
obvious adj. 明显的
It is obvious that... 很明显……
It was obvious to everyone that the child had been badly treated.
人们一看便知，那个孩子受过虐待。
15. obviously adv. 显而易见地，明显地
（1） n. 担忧；忧虑
with concern 关切地
（2） vt. 与……有关；使担心
（3）adj. concerned 忧虑的；感兴趣的
be concerned about/for/over sb./sth. 对某人、某事担忧
be concerned with 与…有关
as far as sb. be concerned 就某人而言
（4） prep. concerning 关于；涉及
16. concern n. & vt.
单句语法填空
（1） In her last days the poet expressed concern 　　 　　her father.
（2） We are trying to reach an agreement with　　　　（concern）.
（3）They are concerned 　　　 　overcrowding，too much traffic and pollution.
（4）　　　 　（concern） your dream，you should make great efforts to achieve it.
for/about
concern
about/over/for
Concerning
17. cheat vt. 欺骗；欺诈；作弊 n. 骗子；作弊者；作弊行为
单句语法填空
（1）He cheated her 　　　　all her money.
（2）The teacher caught David 　　　　（cheat）in the end-of-term examination.
（3）Don’t 　　　　（在……中作弊）the examination，or you’ll get punished.
of
cheating
cheat in
cheat sb （out） of sth 骗取某人某物
cheat sb into doing sth 骗某人做某事
（1）vt. 看；把……视为
view sb /sth as 把……看作
（2）n. 观点；态度；视力；视野；景色；风景
in view 在视线范围之内
in view of 鉴于；考虑到；由于
come into view 出现在眼前
in one’s view/opinion/from one’s point of view 在某人看来
18. view vt. & n.
单句语法填空
（1） The villagers viewed the 17-year-old boy　　　　a hero because of his bravery.
（2） As the tree was 　　　　view，Peter felt very nervous.
（3） 　　　　my view，Jackson won’t change his mind.
as
in
In
【词语辨析】 view，sight，scene 与 scenery
view 指从远处或高处看到的景色。
sight 指旅游观光的风光，包括城市景色或自然风光。
scene 是 scenery 的一部分，多包括其中的人物及活动。
scenery 指某一国家或地区总的自然景色。
辨析填空（view/sight/scene/scenery）
(9) Guilin is famous for its beautiful 　　　　.
(10) She went to see the 　　　　of Shanghai
(11) Seeing from the top of the tower，we can get a better 　　　　of our city.
(12) Seeing the　　　　of children playing in the park，I’m full of confidence in the future
of our country.
scenery
sights
view
scene