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        1. 相關(guān)習(xí)題
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          科目: 來(lái)源: 題型:單選題

          At present, a large number of tress ________ around the world.


          1. A.
            are being cut down
          2. B.
            are being cut across
          3. C.
            is being cut down
          4. D.
            is being cut up

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          科目: 來(lái)源: 題型:單選題

          It remains to be seen whether plastic ________ are good to the students though they are popular in big cities.


          1. A.
            tractors
          2. B.
            tracklayers
          3. C.
            trackers
          4. D.
            tracks

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          科目: 來(lái)源: 題型:單選題

          ________ for their help, we would be in a very difficult position.


          1. A.
            If it didn't
          2. B.
            Had it not
          3. C.
            Were it not
          4. D.
            Even if

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          科目: 來(lái)源: 題型:單選題

          ________ agriculture plays an important role, people don’t attach importance to education.


          1. A.
            Where
          2. B.
            That
          3. C.
            In which
          4. D.
            In where

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          科目: 來(lái)源: 題型:單選題

          They insisted on immediate help ________ to the areas that had suffered the greatest loss in the storm.


          1. A.
            be given
          2. B.
            being given
          3. C.
            given
          4. D.
            gave

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          科目: 來(lái)源: 題型:單選題

          Advertisements make up a large part of each issue of such teenager magazines, ________ with fashion and beauty advice.


          1. A.
            all loaded
          2. B.
            all are loaded
          3. C.
            all loading
          4. D.
            all to be loaded

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          科目: 來(lái)源: 題型:單選題

          This example shows that we can be really good at something when we follow ________ feels right.


          1. A.
            that
          2. B.
            what
          3. C.
            we
          4. D.
            it

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          科目: 來(lái)源: 題型:單選題

          You'd better not leave the classroom until your homework________.


          1. A.
            will finish
          2. B.
            has been finished
          3. C.
            finishes
          4. D.
            is finished

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          科目: 來(lái)源: 題型:單選題

          They collected some dry branches and ________ fire to them to cook their lunch.


          1. A.
            set
          2. B.
            lighted
          3. C.
            caught
          4. D.
            made

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          科目: 來(lái)源: 題型:單選題

          He wants to find a job in a food factory which ________ still


          1. A.
            is; being built
          2. B.
            is; building
          3. C.
            is; to be built
          4. D.
            has; been built

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