unit 2 i’ll help to clean up the city parks. 第2课时section a 2a-2d
励志话语】：never underestimate your power to change yourself!
永远不要低估你改变自我的能力！
学习目标】： 1.重点词汇用法及短语动词用法。
向他人提建议， 动词短语的区别。
学习重难点】：could向他人提建议， 动词短语的区别，角色扮演。
活动**】：
1.学生正在策划公园清洁日。听录音并勾出他们为告诉人们关于城市清洁日要做的事，完成2a。
2.朗读2b中的句子，再听一遍录音，并填空，完成2b。
3.用2a和2b中的信息编写对话，完成2c。
4.分角色表演对话，勾画出其中的重点短语，完成2d。
知识点解析】 ：
解析1】come up with =think up 想出。
短语：think about 考虑 think of 想起 think over 仔细考虑。
谚语 think before you act 三思而后行。
we need想出) a plan.
my mother came up with a good idea which we all agreed to.
a. thought about b. thought up c. thought hard
解析2】 (1) use v.使用→useful adj. 有用的 use up 用完。
studying english isuse).
2) use sth to do sth 用某物做某事。
we use internetfind) information.
3) used to do sth 过去常常做某事，表示过去做过的事现在已经不做，只用于过去时态。
my mother usedtell）us story when we were young.
he used to __short and __short hair when he was young.
a. h**e; be b. be; h**e c. be; be d. h**e; h**e
4) be /get used to doing sth 习惯于做某事。
my grandpa is usedlive) in country.
5) be used to do sth 被用来做某事=be used for doing sth
stamps is usedpost) letters.
my brother used to __up late, but now he is used to __up early.
a. get ;get b. getting; get c. get; getting d. getting; getting
keys are used __the door.
a. to open b. to opening c. open d. opening
解析3】alone / lonely 辨析：
1)alone = by oneself adj. 单独的，指无人陪伴的客观事实，不带感**彩。
he often walks alone to home .
2)lonely ①指人孤独的，寂寞的，强调主观感受；②也可指某个地方是荒凉的。
练一练：①the old man lives __but he never feels __
a. alone ;lonely b. lonely; alone c. alone; alone d. lonely; lonely
my little sister is afraid to stay at home alone.
a. quietly b. lonely c. all the time d. by herself
he did the work all by himself.
a. already b. together c. alone d. lonely
解析4】stop doing
1)stop doing sth. 停止做某事 please stop speaking.请停止讲话。
2)stop to do sth. 停下来去做另外一件事 please stop to talk.请停下来讲话。
3)stop sb. from doing sth. =keep sb from doing sth=prevent sb from doing sth 阻止某人做某事。
4)can’t stop doing sth. 忍不住做……
练一练：①seeing their teacher __into the classroom, they stopped __at once.
a. walk; tellingb. entering; to speak
c. enter; to telld. walking; talking
—dad, why must i stopcomputer games?
for your health, my boy.
a. play b. to play c. to playing d. playing
达标检测】一、选择适当答案。
1is difficult to work out the maths problem.
a. this b. that c. it d. its
2. we decided __at the end of this month
a. tr**el b. not start out c. to le**e d. going
3. they h**e no *****
a. to write b. to write with c. write on d .to write on
4. let him __a rest. i think he must be tired after the long walk.
a. has b. h**e c. to h**e
5. _the computer is a problem
a. how to use b. what to use c. where to use d. which to use
6. the teacher told us __in bed
a. don’t read b. read not c. to not read d. not to read
7. the old man was __angry __say a word.
a. so, that b. as, as c. too, to d. very, to
8. why __home tomorrow
a. not go b. not going c. not to go d. didn’t go
9. the tv set is too loud. will you please
a. turn down it b. turn it down c. to turn it down
10. it’s cold outside. you had better __your coat.
a. to put on b. putting on c. puts on d. put on
二、用所给动词的正确形式填空。
1. it took half an hourget) to the world park from kitty’s school.
2. it was interestingsee) so many places of interest from all over the world.
3. they wants**e) time by using shorter words and phrases.
4. kitty’s classmate daniel taught himself howmake) a home page.
5. thingsdo) in beijing
6. he made the girlcry) yesterday.
7. he put his photos on it for everyonelook) at.
8. help himput) the photos in the correct order.
9. it’s time for class. please stop __talk).
10. i’d likego) to the temple of he**en.
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