---      do you surf the Internet?  --- Once a week.A.How often B.How long C.How

---      do you surf the Internet?  --- Once a week.A.How often B.How long C.How

题型:不详难度:来源:
---      do you surf the Internet?  
--- Once a week.
A.How often B.How long C.How soonD.How many

答案
A
解析
根据答语内容Once a week.可知答案为A。表示多久一次的 意思。
举一反三
This book is a bit difficult. _______ read another one?
A.Why not toB.Why notC.Why don’tD.How about

题型:不详难度:| 查看答案
—Do you know ______ he is going to stay in Shenzhen?
—Sorry, I don’t know. Maybe a few weeks, but I’m not sure.
A.whenB.how longC.what timeD.how soon

题型:不详难度:| 查看答案
—_____ does your mother go to work every morning?
—At eight o’clock.
A.WhenB.WhyC.WhereD.How

题型:不详难度:| 查看答案
—________ have you been in this school?
—For two years.
A.How oftenB.WhenC.How soonD.How long

题型:不详难度:| 查看答案
In the examination, the       you are, the       mistakes you"ll make.
A.careful…littleB.more careless…more
C.careful…few D.less careful…fewer

题型:不详难度:| 查看答案
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