一、与how 相关的短语：
How many+可数名词，意为多少
How much+不可数名词，意为多少或多少钱
How often 意为多久一次
How long 意为多长时间
How far 意为多远
How soon 意为多块
How old 意为多少岁
二、数词的使用
三、频度副词的使用是重点
四、练习
1. –Peter, how old is your father this year?
--______. And we just had a party for his _____ birthday last week.
A Fortieth; forty B Forty; forty C Forty; fortieth
2. --_________ do you visit your grandparents?
--Twice a month.
A How often B How long C How soon
3. --______ is the moon away from the earth?
--It’s about 383,000 kilometers.
A How long B How soon C How far
4. --______ will the dinner be ready? I am very hungry.
--In a minute.
A How long B How soon C How far
5. --______ is your new T-shirt?
--It’s only twenty yuan.
A How much B How many C How long
6. I got a beautiful bike on _______ birthday. I like it very much.
A fifteenth B my fifteen C my fifteenth
7. –How old is your son?
--______. We had a special party for his ______ birthday yesterday.
A Ninth; nine B Nine; nineth C Nine; ninth
8. My grandparents live in an old apartment with ______floors and they are on the ______ floor.
A fifth; three B five; third C five; three
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