Liiz goes to a dentist to“have a check― up on teeth” every six months（引号部分提问）（要两句）He worked very hard to make more money for his family(保持原意）（要两句）Don’t be late for class tomorrow.Our teacher said to us（合并为一句）
问题描述：
Liiz goes to a dentist to“have a check― up on teeth” every six months（引号部分提问）（要两句）
He worked very hard to make more money for his family(保持原意）（要两句）
Don’t be late for class tomorrow.Our teacher said to us（合并为一句）
答
He worked very hard to make more money for his family .
He worked very hard in order to make more money for his family.
He worked very hard so that to make more money for his family.
Don’t be late for class tomorrow.Our teacher said to us.
Our teacher told us don't be late for class tomorrow.
提问的 应该是 Why does .