These pens are in the pencil-box
That red watch is Jim's
What a good girl she is!
Her friend doesn't go to shanghai every month
Does her friend go to shanghai every month?
Yes she/he does
No she/he doesn't
Where does her friend go?
How often does her friend go to shanghai
如还有不懂的,还可以继续追问哦\(^o^)/~