he has to look afyer his sister every day.一般疑问句和否定句

问题描述:

he has to look afyer his sister every day.一般疑问句和否定句
put the book on the desk,please.祈使句

does he have to look after his sister every da?


hedoesn't haveto look after his sister every day.put the book on the desk,please.祈使句