卫生类:疑问句详解How many …… do you have
How many …… do you have?
结构：
问句：How many 复数名词 do/does 主词 have?
答句：主词 have/has… 复数名词 …。
答句：主词 dont/doesnt have… 复数名词…。
说明：“How many”后面接复数<可数名词>，复数<名词>的前面可用 many，a lot of，a few，some，few，any，no 等修饰。
How many books do you have? I have a lot of books. （I dont have any books.）
你有几本书? 我有许多书。（我没有书。）
How many sweaters do you have? I have three sweaters. （I dont have any sweaters.）
你有几件毛衣? 我有三件毛衣。（我没有毛衣。）
How many friends does she have? She has a lot of friends. （She doesnt have many friends.）
她有几个朋友? 她有许多朋友。（她没有许多朋友。）