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            • 1．
              28.I have been reading the story _________an hour ago.

              A．since             
              B．before                 
              C．for      

              难度：较难
              解析 收藏 试题篮
            • 2．
              35.― You 　　　　online for 3 hours. It’s time to go to bed.

                  ― Sorry. I just don’t know what to give to my grandparents as Christmas presents.

              A．shopped  
              B．are shopping 
              C．shop 
              D．have shopped

              难度：较易
              解析 收藏 试题篮
            • 3．
              39. --- There are so many CDs in your brother’s bedroom.

                 --- Well, he has been ______ them for six years.

                  

              A．controlling     
              B．changing       
              C．copying       
              D．collecting  

              难度：较易
              解析 收藏 试题篮
            • 4．
              I_________English for about six years and I really love it.
              A．learn
              B．learnt
              C．have been learning
              D．am learning
              难度：较易
              解析 收藏 试题篮
            • 5． He has been ________________(collect)stamps for five years.
              难度：难
              解析 收藏 试题篮
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