7BU3第一课时

发布 2024-03-01 01:30:12 阅读 5267

7b unit 3 finding your way

the first period

teaching contents :comic strip

teaching aims:

a : knowledge

the students master the following new words and phrases: way,follow,down,afraid

b: language skill

the students grasp the following new expression:

follow sb. be afraid i think we’ll h**e to go up again

c ; feeling

1 .to delevop students to like english

2 arouse students’ interest in learning english

teaching emphases:

make the students master the new words, phrases and expression.

teaching difficulties:

to identify specific details by following a route and marking points on a map.

teaching aids: tape,teaching process :teaching activities

step one free talk

t: do you know the way to the children’s palace?s:yes, i do.

t: can you tell me how to get to the summer palace? s:ok.

step two lead –in

listen to the tape. let’s h**e a guess what they are talking about.

step three presentation

1. ask the students to look at the comics on page 42.

t: hobo and eddie are going to a spring outing. now please listen to the tape and answer the questions.

where are hobo and eddie standing? (on top of a hill.)

how does hobo go down the hill? (hobo jumps down.)

what does the sign say? (it says ‘dogs this way’.)

do they h**e to go up the hill again? (yes, they do.)

2. t: now please listen to the tape.

3. t: ok, let’s read the dialogue together.

s:…4. t:

now, i’ll give you 2 minutes to read the dialogue with your partner. then i’ll invite some of you to come to the blackboard and role-play it.

follow me. 跟我来。

follow sb. 跟某人来。

eddie often follows james. 埃迪经常跟着吉姆。

拓展] follow sb. to do sth 跟着某人做某事。

we followed the old worker to visit the car factory yesterday.

昨天我们跟着那位老工人参观了汽车厂。

are you sure? 你确定吗? 此句中sure意为“确定的,确信的”,此前我们学过该词,意为“当然,一定”。用来应答别人的要求。

练一练:请翻译下列两个句子。

你能帮助我吗? 当然可以。

你确信他会来帮我们补习英语吗。

be afraid 害怕。

afraid意为“害怕的”,它不能用于名词前,只能和连系动词连用。

it was very dark and i felt a little afraid. 天很黑,我感到有点害怕。

be afraid of sb./sth. 害怕某人/某事。

he is afraid of dogs. 他害怕狗。

be afraid to do sth 害怕做某事。

my little sister is afraid to go out at night. 我小妹妹害怕晚上出去。

拓展]i’m afraid + 从句恐怕……(用于感到遗憾或有礼貌地表示不同意时)

i’m afraid he is not at home now. 恐怕他现在不在家。

i’m afraid i can’t come to the party. 恐怕我不能来参加晚会了。

--is mike there? 迈克在那里吗?

--i’m afraid not. 恐怕不在。

练一练:你能根据afraid的意思正确译出下列三个句子吗?

你怕狗吗。我怕上学迟到。

恐怕你现在在学校找不到她。

i think we’ll h**e to go up again.我想我们将不得不再上去了。

i think放在句首一般是用来表示说话人的一种主观认为。类似i’m afraid的用法。

think you are a good teacher.

我认为你是个好老师。

注意]ithink后的句子中不可出现not,如要表示我认为…不…则只能用i don’t think +肯定句表示。

don’t think you are a good teacher.

我认为你不是个好老师。

试写出下列两个句子的否定表达形式:

a.ithink there are three baskets of apples on the floor.

b. i’m afraid mr wang is working in the classroom now.

step four practice

一。译出下列短语 :

1.下去2.别怕埃迪 3.不得不。

4.乘自行车 5.到达那儿6.到动物园去。

7.跟我来8.我不认识路在我们学校西南。

二。用所给词的适当形式填空:

him with his english.

2do, not) your homework at school.

3be not) afraid to sing before your classmates and teachers.

you know whatdo) for our school trip?

think you’llh**e) toclean) the floor now.

6be not) late for class next time.

lei’s motherh**e) towash) clothes on sundays.

jimdo) his homework in the bedroom.

you know wherego) to enjoy yourself.

isthe south of china.

三、根据要求写出相应的句子:

think we’ll h**e to go up again. (改为否定句)

lake is north of the zoo.(对划线部分提问)

come to school on foot every day.

class 1, grade 7 students are planning a trip.(同义表达)

四、说一说,写一写:

to act out the dialogue between eddie and hobo with your partner.

are some places around our school. write instructions of the places.

1) the hospital is

2) the cinema

7 3功率 第一课时

7.3 功率。教学目标 知识与技能。1 理解功率的定义及额定功率与实际功率的定义。2 的运用。过程与方法。1 通常指平均功率,为瞬时功率。2 分析汽车的启动,注意知识的迁移。情感 态度与价值观。感知功率在生活中的实际应用,提高学习物理科学的价值观。教学重点 难点。教学重点。理解功率的概念,并灵活应用...

7 3功率 第一课时 学案

第七章机械能守恒定律。第3节功率 第1课时 学习目标 1 理解功率的概念 运用p w t进行有关计算 2 理解p fv的意义,解释有关现象和进行计算 3 会计算平均功率和瞬时功率 4 体验建立物理量的过程和认识物理学对科技进步的影响 重点 难点 1 重点 功率的概念 功率的物理意义。平均功率和瞬时功...

3 3第一课时

目标要求 1.掌握分子动理论的内容,并能应用分析有关问题。2.理解温度与温标概念,会换算摄氏温度与热力学温度。3.理解内能概念,掌握影响内能的因素 基础梳理 一 分子动理论。1 物体是由组成的。1 多数分子大小的数量级为 m.2 一般分子质量的数量级为 kg.2 分子永不停息地做无规则热运动。1 扩...