Закончи предложение,используя should/shouldn't.
Example:stay in bed-you should stay in bed.
1.eat garlic and onion.
2. go out.
3.eat ice cream.
4. keep warm and sleep a lot.
if you have flu, 1.
2.
3.
4.

Или можно поставить предложение с if на первое место, как там по заданию.

1.You should eat garlic and onion, if you have flu.2. You shouldn't go out, if you have flu.3.You shouldn't eat ice cream, if you have flu.4. You should keep warm and sleep a lot, if you have flu.