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            • 1．

              那正是作为宇宙电视主持人的王军艳一直以来所做的。

              That ‘s exactly______ Wang Junyan ________ ______ ________ as the face of Universe TV.

              难度：难
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            • 2． Investigators are working on the assumption that the cell_________ a far bigger attack, involving Paris-style shootings as well as suicide bombings.

               

              A．has been planning
              B．had been planning       

               

              C．is planning
              D．has planned
              难度：难
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            • 3． Police officers have been closely m______ the organization’s activities.(monitoring)

               

              难度：难
              解析 收藏 试题篮
            • 4． Over the years，while focusing on its own development，China _____ aid to the best of its ability to other developing countries with various difficulties．（　　）
              A．provides
              B．is providing
              C．has been providing
              D．will provide
              难度：难
              解析 收藏 试题篮
            • 5．

              Donations have been _________ (大量涌入) in since the appeal made for help over the radio.

              难度：难
              解析 收藏 试题篮
            • 6．

              I can’t believe that they___________(miss) in the mountains for three days now! they must be so frightened.

              难度：难
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            • 7． The 5-year-old boy has been ______ for half a year and his parents ______ him very much, feeling very sad.

                

              A．missed ; miss
              B．missing ; miss   

              C．missed ; missing
              D．missing ; missed

              难度：难
              解析 收藏 试题篮
            • 8．

              Please stop to have a break. You _________ he washing machine the whole morning.

              A．have repaired
              B．were repairing
              C．have been repaired
              D．have been repairing
              难度：难
              解析 收藏 试题篮
            • 9．

              I can’t believe that they___________(miss) in the mountains for three days now! they must be so frightened.

              难度：难
              解析 收藏 试题篮
            • 10．

              We _______ on this project for four hours. Let’s have a rest.

                  A. are working      B. have been working

                  C. worked          D. had worked

               

              难度：难
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