题目内容：

英语的根据所给要求完成句子,
1.Red is said to be the symbol go happiness(用It is said that 改写成复合句）
2.John is talking to a girl in red.I know that girl（合并为含有定语从句的复合句）
3.Yesterday I bought a wooden horse for my lovely son(改为含有定语从句的复合句）

优质解答

It is said that red is the symbol of happiness.（是of go好像不搭……）
I know that girl in red whom John is talking to.
Yesterday I bought a wooden horse which is for my lovely son.