题目内容：

---Tell me_.---I think she is twelve.A.how old is she B.how old she is

优质解答

选B.how old she is
正常语序

追问：

为什么？

追答：

间接引语，后面部分用正常语序

追问：

还有一个 What about _______? a.going swim b.go swimming c.go swiming d.going swimming

追答：

D 是 going swimming吧 what about doing sth 做某事怎么样？ go swimming 游泳