用括号内所给的单词的适当形式填空,完成句子.
1.everyone in my class______(like)____（swim).
2.the chinese book is _____(he),and the maths book is ______(me).
3.they are in ________(difference) classes.
4.we must be always ________(friend) to other people.
5.he is so ______(fool) that all the children laugh at him.