Unit 4 After-School Activities.Lesson 20 Join Our Club!课件

课件32张PPT。 Lesson20 Join Our Club 重点句子：
(1)Chess challenges
you and makes you
think hard.(2)Acting is fun
and useful.(3)You can stay in
shape and have a
good time.(4)Join us today or
stop by the pool
to learn more.知识探究知识点一
join 和take part in / join in 的辨析
1.join 表示参加某一团体并作为其中一员,如果后接人,则表示参加某人的活动.
例如:
Let's join the children. 我们去参加孩子们的活动. 2.join in 指参加到某些人当中去做某事,这项活动往往正在进行着,如: May I join in the game? 我可以参加这个游戏吗?3.take part in指参加会议或者群众性的活动等,重在说明句子的主语参加该项活动并在活动中发挥作用。如: John takes part in many school activities. 约翰参加很多学校里的活动take part in
是参加某种活动
take a part in
在...中扮演某个角色 . 即学即练1.He wants to join the
chess club.
他想参加象棋俱乐部。2.I took part in the high
jump last month.
我上个月参加了跳高比赛。3.He ______ the English
club and he ______
the English speech
contest this year.
今年他加入了英语俱乐部，并参加了英语演讲比赛。joined took part in 知识点二 improve 的用法improve v. 提高；改善
1. Do you want to improve
your thinking skills?
你想提高你的思维技巧吗？ 2.
我需要提高
我的英语水平。I need to improve
my English level. 3.He is improving in
health.
他的健康状况正在改善。课堂检测用所给词的适当形式填空
1. There’s a pool in front
of my house. I often go
______ (swim) with my
brother.
swimming 2. —Did you speak at
the ______ (meet)?
—No, I didn’t. meeting 3. It’s ______ (use) for us
to have an English-
Chinese dictionary
when we learn English.

useful 4. Listening, speaking,
reading and writing are
four English basic
(基本的) ______ (skill). skills 5. These two football
______ (team) are
going to match next
week. teams 单项选择（ ）1. The song makes
me ___of my childhood.
A. To think B. Thinking
c. think D. thinks
解析：C make sb do sth,不带to的
不定式做宾语补足语。（ ）2. You can learn
something and have fun
_______ the same time.
A. at B. in C. on D. of
解析：A at the same time
固定短语，‘‘同时’’（ ）3. The little boy
enjoys _______ in front of
people.
A.dance B.to dance
C. dances D. dancing
解析：
D enjoy doing sth
喜欢做某事 （ ）4. I want to _______
friends with the new
student.
A. take B. make
C. do D. act
解析：B make friends，交朋友 （ ）5. We in the park
yesterday.
A. were interested
B. had fun
C .were busy
D. were tired
解析：
B have fun过得快乐，玩得高兴完成句子1. 象棋能使你努力思考。
Chess ___________
______ hard. can make you think 2. 每个人都能够喜欢表演。
Everyone can ______
______. enjoy acting 3. 希望在那儿见到你。
______ __ ______
you there. Hope to see 4. 你可以保持体形并玩得
很高兴。
You can ______ ______
______ and ______
___ ______ ______ . stay in shape have a good time