Viết lại câu sao cho nghĩa không đổi: " we like playing tennis " . They said -> they said that

1 " we like playing tennis " . They said
-> they said that
2 Uyen said : " I had a lot of good mark last week"
-> Uyen said that 
3 Most children like to walk in the rain
-> Most children enjoy
4 My parents let me go for a picnic with my classmates at weekend
-> My parents allowed