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have a fever
have a cough
have a headache
have a toothache
have a backache
have a stomachache
流感
have the flu
If we have a fever/cough/headache/sore throat...
What should/shouldn't we do?
Should
drink lots of boiled water
take some cold pills
lie down and take a good rest
brush your teeth twice a day
Shouldn’t
work on the Internet too long
go to crowded places
play sports too much
eat hot food
3. Look at the pictures and write down the advice on how to keep healthy, using should, had better or must.
1.
2.
We should exercise
often.
We must go to see
a doctor at once when we have the flu.
3.
4.
We had better keep away from crowded places.