阅读下面短文，根据上下文意义和所给单词首字母，写了标有题号的每小题空白处适当单词的完全正确形式。（每空一词）

What’s the best thing to eat on a hot summer day? Many people would say ice cream．Yes，eating ice cream w   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 b  2   time to eat ice cream．

When your b  3    is hot，a lot of ice cream may give your stomach some p  4  ，and you could get diarrhea（腹泻）．You can eat some ice cream a  5   you've cooled down a bit and had some tea．Just try not to eat too much at o  6   !

After dinner is another time people shouldn't eat or d  7    anything cold．Drink something h  8   after you eat，and your stomach will digest（消化）your food b  9  ．If you love fruit，s  10   is a great 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 h  l1   you．Also，try to eat m   l2   ginger（生姜）and green bean（绿豆）．They will help you stay cool and h  13  ．

In summer, bacteria（细菌）grow very f  14   and make your food go bad quickly．Try hard to keep yourself and your home c  15   in summer．Always eat clean，fresh food．When you feel like eating a cold dish，put vinegar（醋）in it to disinfect（消毒）it．If you can't f  16   your food and want to eat it again next day，make s  17   you heat it enough to k  18    the bacteria in it．And when you put food in the f  19  ，make sure to keep the cooked food away from the uncooked food．

Stay healthy this summer，and enjoy a nice treat now and t  20  ．What's inside your favorite snacks?