优优班--学霸训练营 > 知识点挑题
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            • 1.
              -Hi, Jack, you look so tired.
              -I"m tired. I         the kitchen all day.(  )
              A.painted
              B.had painted
              C.have been painting
              D.was painting
            • 2.

              She ought to have a rest;she has a headache because she ____(read) all day long.

            • 3.

              —I couldn't sleep. I counted sheep, and I drank milk, but nothing helped.

              —It seems you ____(work) much too late. Try some sleeping pills.

            • 4.

              The secretary__________(一直在打字) documents all the afternoon and there are still two sheets to finish.

            • 5.
              I have to see the doctor because I         a lot lately.(  )
              A.have been coughing
              B.had coughed
              C.coughed
              D.cough
            • 6.
              The factory ____ the river since it was opened.(  )
              A.has polluted
              B.is polluting
              C.has been polluting
              D.polluted
            • 7.
              Thousands of Palestinian people ________ their lives for the peace of their own country.(  )
              A.have been laying down
              B.have lain down
              C.have been laid down
              D.were laying down
            • 8.
              The steel works in which David has worked for five years________us with raw material in large quantities in the past two years.(  )
              A.has been supplying
              B.was supplying
              C.have been supplying
              D.were supplying
            • 9.
              -You look hot and tired.
              -Yes,________.(  )
              A.I"m running
              B.I"ve been running
              C.I often run
              D.I had run
            • 10.
              The Maori ________ in New Zealand for about 1,000years,but their present lifestyle and culture differ little from ________ of their ancestors.(  )
              A.have lived;that
              B.had been living;ones
              C.have been living;those
              D.have been living;the one
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