Ⅰ.单项选择。(共15小题。每小题1分,共15分。)
( )16. —_______ do you go to the library a month?
— Only once.
A.How often
B. How many
C. How long
D. How much
( )17. Here are your shoes. Please ___________.
A. put it away
B. put them away
C. put away it
D. put away them
用户名
密 码
忘记密码 新用户注册