I must ask him to give up smoking. Section A
2.学习有用的单词和短语: article, cause, cancer, give up, throw around, litter, habit, energy, necessary, enough
3. 学习情态动词: must, must not
1.掌握单词表上单词：From “article” to “enough”
（1）自读、纠错 （2）领读 （3）背记 （4）造句:
It’s ____ __ for us to brush teeth twice a day.
▲注意运用句型：It’s necessary for sb. to do sth.
He is not old _______ to go to school.
We have ______ time to get to the airport.
4.1b. Work alone
重点理解、掌握:must, mustn’t, Don’t…, stay up late at night,
put …into…,throw around…/ throw…around, brush your teeth twice a day.
6.2a. Look listen and say: Healthy habits
7. 2b Group work
( )1.—Watching TV too much _______ bad for your eyes.
—I’ll go to bed right away.
A. isB. areC. wasD. be
( )2.—If you feel _______, you should go to school.
A. badB. worseC. betterD. good
( )3.—How often do you exercise?
A. Less than three times a week.B. More than 10 hours.
C. From one thirty to three.D.I often do it.
( )4._______ necessary for us _______ English well.
A. This is; to learnB. It’s; to learnC. It’s; learnD. That’s; learn
( )5.If you eat _______ food and take _______ exercise, you’ll keep healthy.
A. more; moreB. less; lessC. more; lessD. less; more
( )6.—Humans can’t live _______ air.
—I agree with you.
A. withoutB. withC. inD. for
( )7.—I can’t keep myself active during the day.
—You _______ take more exercise.
A .must notB. must beC. need toD. may be
( )8.This article says _______ is bad for our lungs.
A. smokeB. to smokeC. smokedD. smoking
( )9.You had better ask your brother _______ playing computer games. It’s bad for him.
A. to give upB. not to give up
C. to give it upD. not give it up
( )10.You _______ walk across the road. It’s dangerous.
A. may notB. don’t have toC. must notD. needn’t
( )11.Tom must______at home.
A.is B.be C.\ D.go