探究点 1 how often 的用法
how often 意为“多久一次”，用来对 often、usually、every day、sometimes、never、once a week 等表示频率的词或短语进行提问，多用于一般现在时。
—How often do you go to see a film?
——你多久看一次电影？
—Once a week.
——一周一次。
[知识拓展]

情境应用
1. — are these sports socks?
—10 yuan for 3 pairs.
A. How many
B. How much
C. How often
D. How long
2. — do you have a swimming class?
—Once a week.
A. How much
B. How soon
C. How often
D. How many
3. — have you been learning English?
—For 7 years.
A. How old
B. How long
C. How often
D. How big

1. B
2. C
3. B

探究点 2 hardly 的用法
hardly 副词，意为“几乎不；几乎没有”。hardly ever 意为“几乎从不”。
Hardly anybody came. 几乎没有什么人来。
He hardly ever goes to bed before 9:00 p.m.
他很少在晚上 9 点前上床睡觉。
[温馨提示]

情境应用
1. Alice lives a healthy life. She stays up late.
A. hardly
B. always
C. often
D. sometimes
2. Each of us should and do something for our country.(努力学习)

1. A
2. study hard