How far , How long , How soon , How often

[How far]
是指距離的長短.

i.e. Q:How far is it from Hong Kong to Kowloon?
A: The straight line distance between Hong Kong and Kowloon is approximately 5500 miles or 5.5 kilometers

有多遠從香港到九龍？
直線之間的距離香港到九龍大約五五零零英里或五點五公里

[How long]
它有兩種用法。 1。問做事的時間長度，2。問固體物體的長度，如教室的長度.

i.e. Q: How long do you stay in Hong Kong every year? 每年你在香港住多久？
A: Three months 3個月

[How soon]
意為“還要多久”，是對從某個基本時間到將來某動作結束或某動作發生這段時間提問，常用在一般將來時態的句子中，其答語通常是“in + 一段時間”。

i.e. Q:How soon can you finish the work? 還要多久你能完成這項工作？
A: In half an hour. 半小時後。

[How often]
意為“多久……次、是否經常”，用來提問在某一特定的時間進行某個動作的次數，答語通常是always，usually，often，sometimes，once/twice a day/month等。

i.e. Q: How often do you get to school very early? 你多久早到校一次？
A: Usually. 通常。


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選擇填空。

1.— _______ did the meeting last? —About half an hour.

A. How soon B. How long C. How far D. How much

2.— _______ will Ezhou-Huanggang Bridge be finished? —In a few months.

A. How soon B. How long C. How often D. How far

3.— ________ will it take you to get to the post office?

—About half an hour.

A.How old B.How long C.How soon D.How often

4.— _________ do you write to your mother? —Once a month.

A. How many times B. What time is it C. How soon D. How often

5.— _______ a year does your school have sports meetings? —Twice a year.

A. How often B. How soon C. How long D. How many times

_______________________________________________

答 案：1.B 2.A 3.B 4.D 5.A