【公开课课件】仁爱版英语八年级上册Unit2 Topic2 (共43张PPT)

play sports right after meals
we shouldn't....
take a shower/ keep the air fresh
we had better....
go to the crowded place
we had better not....
read in the sun
例如：—Must I finish my homework today? —No，you _n_e_e_d_n_'_t __ / Yes，you_m__u_st__.
New words
health n. 健康 (不可数名词)
eg: Good health is very important for us.
we had better not/shouldn't....
Are these habits good or bad?
washing hands doing morning
before meals
exercises
is bad/good for our health.
keeping
going to bed
healthy adj. 健康的 eg: Healthy bodies are very important for us.
tonight n. 今晚，今夜 eg: Tonight is the best time to see the
movie.
adv. 今晚，今夜
eg: They are going to perform tonight.
_G_o__to_b_e_d_e_a_r_ly_a_n_d_g_e_t_u_p_e_a_r_ly_. _ It will keep you active during the day.
Drinking enough water every day. Water is good for your health. enough 足够的/地，充分的/地 adj adv
Let’s learn the new words:
n article n smoke n even n cancer n necessary n active n energy
/`ɑ:tikl/ n. 文章，物品 /sməuk/ v. & n. 吸烟，烟 /`i:vn/ adv. 甚至，即使 /`kænsə/ n. 癌，癌症 /`nesəsəri/ adj. 必要的，必需的 /`æ ktiv/ adj. 活跃的，积极的 /`enədʒi/ n. 精力 活力
英汉互译下列单词并标上词性。 1.article_文__章_；__物__品__；__冠_词____( n. ) 2.smoke _吸__烟__；__冒__烟__( v. ) __烟___( n.)
3.litter _废__弃_物__；__垃__圾__(n. ) 乱__丢__杂__物_( v. ) 4.enough _足_够__的__；__充__分_的__( adj.) _足__够__(adv.) 5. 癌___c_a_n__c_e_r __ ( n. ) 6. 垃圾箱____d_u_s_t_b_in______( n. ) 7. 能量；精力__e_n_e_r_g_y__( n. ) 8.必需的，必要的 __n_e_c_e_s_s_a_r_y_( adj.)
had better ：最好。
Oh, thank you. I'm reading an article about smoking in the newspaper. Does your father smoke?
about: 介词 ，关于
Dialogue Two
Yes, he thinks smoking can help him relax.
But, you know, smoking is bad for his health.
smoking： 动名词作主
语。
பைடு நூலகம்
Dialogue Two
Yes, his teeth are yellow and he often coughs.
and：连词 ，连接两个
句子。
That's too bad. Look, the article says smoking is bad for our lungs and it can even cause cancer.
Unit 2 Keeping Healthy
Topic 2
Look at the picture and answer:
1. Can you guess what’s wrong with Kangkang?
2. Why does he look like this?
Dialogue One
Kangkang, you look tired. What’s wrong?
1. 我不会放弃学习英语。 I won’t _g_iv_e_u__p_l_e_a_rn__in_g__English .
2. 老师常常告诉我们课堂上要认真听。
The teacher often _a_s_k_s__u_s_t_o_l_is_t_e_n_carefully in class.
门关着，他一定不在家。
must的变脸： （1）must的否定式：must not，常缩写成mustn't，
意思是“决不可；禁止”。
例如：You ___m__u_st__ _n_o_t ___smoke here. 你绝不能在这儿抽烟。
（2）must的疑问句：must提前。 肯定回答：Yes，主语+ must 否定回答：No，主语+needn't/don't have to
□
□
5. washing hands before meals
□
□
6. playing sports right after meals □
□
7. going to school without breakfast □
□
8. brushing teeth twice a day
□
□
What cause illness ?
watch a soccer game(see/look
/read)
Dialogue One
I see. Staying up late is bad for your health. You should go to bed early tonight and you’ll feel better tomorrow.
A fever. Work too hard. Don’t get enough food. Germs get into …through
across /through的区别
1.The river runs ______ the city. 2.I walked _______ the field when i was young
fingernails clean late
is bad/good for our health.
Good Bad
1. going to bed early
□√
□
2. getting up late
□
□
3. doing morning exercises
□
□
4. keeping fingernails long
动名词 作 主语，谓语
用三单
Right! I must have a good rest tonight.
have a good rest
must的本领： （1）must表示说话人的主观看法或愿望，认为
“必须”做某事。
例如： I m__u_st__st_ud_y_____ hard. 我必须努力学习。
（2）肯定句中，must可以表肯定推测。 must be表示“一定是，一定在”。否定推测: can't （不可能）。例如：
She __m_u_s_t _ b_e_____our new Chinese teacher.
她一定是我们的新的语文老师。 The door is closed. He __c_a_n_'t_ _b_e__ at home.
o 最好(不要)做 o had better
o 要求某人做某事 (not )do
o 放弃做某事
o ask sb. to do
o 借用某人某物 o give up doing sth.
o 向某人展示某物 o borrow sb. sth.
o show sth. to sb. /
o show sb. sth.
through
Giving some suggestions on keeping healthy,
We must have enough food. We must have different kinds of food. We must have right kinds of food We shouldn’t eat too much or too little.
Smoking is bad for our lungs. It can even cause cancer.
So everyone should give up smoking. 放弃
Dialogue Two
Hi, Wang Junfeng! What are you reading? You'd better not read in the sun. It’s bad for your eyes.
Have a try ：
It is cold enough/ enough cold to put on the coat.
He is enough old / old enough to go to school.
What’s he doing？
He is smoking .
smoke
What do you think of smoking？ Is smoking good or bad for our health? It’s bad for our health. Smoking is bad for our health. It’s cool to smoke.
Eating too much candy is bad for our health.
Water is good for your health. _D_r_in_k__en_o_u_g_h_w__at_e_r_e_ve_r_y_d_a_y_. ____ ___________________________
without prep. 没有
eg: 1. We can’t go to the city without ships.
2. The boy begins his meals without washing his hands.
3. We can’t live without water.
用must/should/should not /had better/had better not造句
too: 副词， 太。
Dialogue Two
Oh! How terrible! I must ask him to give up smoking. May I borrow your newspaper and show it to my father.
borrow: 动 词，借。
Sure.
Find out the following phrases and translate:
tired：形 容词，疲劳
。
I have a headache.
have a headache
Dialogue One
I’m sorry to hear that. What caused it?
be sorry to do sth
I watched a soccer game on TV last night and went to bed very late.
enough+n 足够的什么东西（enough作形容词） adj+enough 足够怎么样 （enough作副词） 他足够大去上学。He is old enough to go to school.
如果你起床够早，你将能赶上公交车。 If you get up early enough, you’ll catch the bus.