【C12】A．testB．studyC．honestyD．trust

【C6】A．testB．researchC．operationD．project

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"If in Paragraph 6 refers to______.A．obesityB．the above studyC．fast foodD．a good policy

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verify 选择能代替的选项A、testB、confirmC、tryD、demonstrate

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【C3】A．testB．mapC．structureD．scans

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We do not _____ knowledge only in schools.A.learnB.studyC.acquireD.get

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The word harness in the last paragraph is closest in meaning to______.A.seeB.studyC.cont

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【C4】A.lifeB.studyC.workD.education

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