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9.Pay more attention to the job you are doing, and you will find the result    (turn )out surprisingly good.

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8.The dormitories should remain      (lock)during our absence.

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7.After more than fifteen years’ efforts, purified penicillin was finally a dream   (come)true.

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6.That boy was caught    (thin)the chemicals with tap water.

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5.The teacher recommended that we      (collect)some firewood to cook the lunch.

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4.Patience was fundamental to    (play)dominos.

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3.     (not expose)to strong sunlight for a long time should be kept in mind in summer.

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2.If we fail to achieve 4As this time, we can do nothing but    (study)even harder hereafter.

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1.Where are you considering     (go) for the coming May Day?

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10.His a     to the drug ruined his future.

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