【C13】A．ImmunityB．AddictionC．ExposureD．Reaction

【C15】A．vulnerabilityB．reactionsC．exposureD．worries

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What was the Ukrainian football fans reaction to the Russian team？A．They were indifferent

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The Cubist movement in art was a reaction against traditional methods of portray reality.

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Teachers warn students that （) to computer games is dangerous.A、likingB、addictionC、prefe

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【C2】A．contactB．showC．exposureD．breath

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Normally, when hearing compliments, a typical Chinese reaction is to show（).

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Normally when hearing compliments a typical Chinese reaction is to show modesty and

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