What kind of fruit is suitable for this season (the weather is quite hot)? (For teachers, you can't eat frozen food because you have a bad stomach), or non-fruit is ok. ..

Give priority to fruits rich in vitamin C, because vitamin C has a protective effect on the stomach, such as kiwi fruit and strawberry. It is best not to send cool fruits, such as raw pears, persimmons, bananas and pineapples. If you have a bad stomach, you can send some hot and neutral fruits, such as apples and lychees. Oranges, sweet oranges, grapes and so on.