划线提问
问地方：where，My sister's book is 「on the desk」. Where is your sister's book?
问人：who，问谁的：whose，This is 「Tom's 」T-shirt. Whose T-shirt is this?
问可数名词多少：how many， 问不可数名词多少、问价格：how much，
问星期几：what day， 问几月几号：what's the date ...?
问时间：when，what time，
问原因：why， 问方式：how
问事情发生频率：how often，即划线是always，often，usually，sometimes，
never，once a week，twice a month，three times时用
提问同类词中具体哪一个时：which，Tom likes 「the blue」 toy car.
Which toy car does Tom like?
The book 「on the desk」 is my sister's. Which book is your sister's.
问职业：What do/does ... do? What's ... job?
My father is 「a firefighter」.
What does your father do? What's your father's job?
问对象：what，
问时间长短：how long for+时间段
问距离：how far
问次数：how many times
问多久（将来）：how soon in +时间段
