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No, we needn’t. /don’t have to.
Emotional aims:
Learn to keep healthy and prevent the flu.
)
自学指导一
She is a journalist.
['dn?l?st]
She wants to ask him some questions.
['kwest??n]
May I watch TV now?
Sure, go ahead.
[?'hed]
I must prevent my father from smoking.
[pr?'vent]
We should exercise to build us up
all the time.
[b?ld]
He has a sore throat.
[s??(r)]
[θr??t]
The bus is very crowded.
['kra?d?d]
We shouldn't work on the Internet too long.
['?nt?net]
Flu is a serious illness, what should we do to prevent it？
Listen to 1a and check Dr. Li’s advice.
? 1.exercise often
? 2.keep the air fresh
? 3.go to bed early
? 4.wash hands and change clothes often