27、Harry, who had failed in the final exam, had a

27、Harry, who had failed in the final exam, had a great worry ________ his mind.

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7. In many cases, optional subjects ______ science

7. In many cases, optional subjects ______ science are available, such as busine

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4. – Don’t you feel surprised to see George at the

4. – Don’t you feel surprised to see George at the meeting? -- Yes. I really di

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72.If she wants to stay thin, she must make a ____

72.If she wants to stay thin, she must make a ________ in her diet.A.changeB.tu

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[填空题,3.3分] 期限在一年以内的短期政府债券通常被称为( )

[填空题,3.3分] 期限在一年以内的短期政府债券通常被称为( )

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