根据所给句子写出括号内的单词的正确形式。

1. The children like to eat _____________ very much. (tomato)

2. Everything is on sale! Come and see for _____________. (you)

3. May is the ____________ month of a year. (five)

4.Many young people like _____________ in springs in Jinan. (swim)

5. My sister often eats lots of _____________ food. (health)