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       What's the best thing to eat on a summer day? Many people would say ice cream. Yes, eating ice cream 1 some fruit on top is a great way to cool down. But think before you eat. If your body is hot from playing sports, it's not the best time to eat ice cream.
       When your body is hot, a lot of ice cream may give your 2some problems, and you can get diarrhoea (腹泻). You can eat some ice cream after  you've cooled down a bit and had some tea. Just try not to eat too much  3!
      After dinner is another time people shouldn't eat or drink anything cold. Drink something hot after you eat, and your stomach will digest (消化) your food better. If you love fruit, summer is a 4 time for you. Go to the market and pick out the best fruit of the season . If you want to stay cool, oranges, bananas, pears and watermelons can 5
       In summer, germs（细菌） grow very fast and make your food 6  bad quickly. Try hard to keep yourself and your home clean in summer. 7 eat clean, fresh food. When you feel like 8  a cold dish, put vinegar（醋） in it to disinfect (杀菌) it. If you can't 9your food and want to eat it again next day, make sure you heat it enough to 10the germs in it. And when you put food in the fridge, make sure to keep  the cooked food away from the uncooked food.

已知函数$f\left(x\right)=A\sin \left(\omega x+\phi \right)$，$x\in R$（其中$A>0,\omega >0,-\mathrm{\pi }<\mathrm{\phi }<\mathrm{\pi }$），其部分图象如图所示，则$\omega ,\mathrm{\phi }$的值为（   ）