中高考英語當中的how用法考試比較常見，很多學生遇到類似題目感覺迷茫，其實只要記住幾種特殊用法，就都學會了，考試還是口語都容易區分，而且不會做錯題。
1.How long，意思是「多久」，指時間的長度，一般對for或since引導的表示一段時間的狀語提問。
如：- How long have you been in the Party？
- Since 1998.
2.How soon，意思是「多久才能」，「要到什麼時候」，指將來，一般針對「in +一段時間」或soon 等將來的時間提問。
如：- How soon will he come back?
– In three days.
3.How often，意思是「隔多久一次」「是否經常」，指頻率，一般針對once a week，three times a day，often，sometimes，never等頻度狀語提問。
如：-How often do you usually have an art class?
–Once a week.
4.How long/ wide/ tall/ deep/ far，意思是「多長/寬/高/深/遠」，一般針對帶有「數字+形容詞」的內容提問。
如：-How deep is the river？
-It’s about four meters deep.
5.How many，意思是「多少」，針對可數名詞的數量提問。
如：-How many books can I borrow？
-Two.
6.How much，意思是「多少錢」或「多少」，針對價格或不可數名詞的數量提問。
如：-How much is that green dress？
-Thirty dollars.
又如：-How much meat do you want？
- Half a kilo.
7.How/what about doing?
8.How +adj 其他 表示感嘆句
9.how old 提問年齡
10.how are you？ 問好
用所給單詞的正確形式填空
1. You must——(try) to eat less food.
2. Do you have a healthy lifestyle if you——(exercise) every day?
3. He——(eat) fruit every day.
4. He——(like)——(watch) TV.
Sometimes he——(watch) it for 10 hours. Now he——(watch) a movie at home.
5. She usually——(exercise) three times a day.
6. –How often do you go to the park? -——(two) a week.
7. –Do you like watching TV? –No, it is——(bored).
8. How often do you eat— (health) food?
9. She——(enjoy) her meal in the restaurant now.
10. During his——(ill), he stayed indoors.