He is going to write an e-mail to his grandparents.谢谢＼（＾o＾）／～ girl the is to going wall the great?does whathave boy the?old is boy the how?怎么排，请问你咋排出来的啊？The girl is going to the great wall.What does the boy have?How old is the boy? be going to 是一个词组，而What 和How这种单词是在句首，接下来你再找主语找到主语以后再看动词，基本上你看出意思来就能做了