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            • 1.

              Since the new technique was introduced, the factory has produced _______ cars as the year before.    

              A.as twice many
              B.as many as
              C.as twice as many
              D.twice as many
            • 2.

              Americans eat ________ vegetable per person today as they did in 1910.

              A.more than twice
              B.as twice as many
              C.twice as much
              D.more than twice as many
            • 3.

              在灾难中,三分之二的幸存者是战士们挖出来的。(two-thirds of, dig out)

              ___________________________________________________________________________

            • 4.

              Almost _____ of the students in this class____glasses, that is ____ of them.

              A.two thirds;wear;60 percent
              B.two thirds;wear;60percents
              C.two third; wears;60 percent
              D.two third;wears;60 percents
            • 5.

              The new stadium being built for the next Asian Games will be _______ the present one.

              A.three times as big as
              B.as three times big as
              C.as big as three times
              D.as big three times as
            • 6. We have produced _______ this year as we did ten years ago.
              A.as twice much cotton
              B.as twice cotton
              C.twice more cotton
              D.twice as much cotton
            • 7. As we have known from the map of the world, this is ______.

                

              A.twice as large an island as that
              B.twice as larger as that island

                

              C.as twice as that one
              D.twice as a large island as that
            • 8.

              If object A weighs 100 kg, and object B is          , object B is 400 kg.

              A.four times heavy as object A
              B.four times the weight in object A
              C.four times heavier
              D.four times as heavier as object A
            • 9.

              As we know, the earth is ____ the moon.

              A.two times larger than
              B.larger than twice
              C.twice as large as
              D.as twice as large
            • 10.

              At present       of the experiments       done in labs after the new building has been finished.           

              A.four fifth; is
              B.four fifths; are
              C.four fifth; are
              D.four fifths; is
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