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Àý£ºWe ____ last night, but we went to the concert instead.

       A£®must have studied                        B£®might study

       C£®should have studied                     D£®would study

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6£®Of all my subjects, I like ____ physics best because it gives us____ useful knowledge of science. And I hope to become ____ scientist in the future.

       A£®/ ; a; /             B£®the; / : a          C£®/ : an: /            D£®/ : a: a

7£®When Chinese people talk about American cities, the first ____ comes into their minds is San Francisco.

      A£®city             B£®one               C£®that              D£®of them

8£®Some miners were trapped when the local mine was flooded but luckily, 400 kilograms of milk

     ____ to them during the rescue.

       A£®got through       B£®brought down     C£®gave away         D£®gave out