do they have语法对吗?

do they have语法对吗? They have few friends here,do they?这句话对吗? How often do they have it checked? 语法问题 “as do I”语法对吗? All I have to do is learn English.这句话语法对吗? How many times do you have been done?这句话的语法对吗 they/have/what/do/(?) Do they have enough how do they have many basketball?这个句子对吗?如果对翻译是什么 急：什么情况下用what do you have.什么情况下用what have.这两个语法对吗? How often do they have ball games?介绍一下语法特点. She'have.这句话对吗?they'have.这句话对吗?