A．editionB．reasonC．comprehensionD．cause

A．thoughtB．createdC．supposedD．caused

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A fireman discovered the______of the fire.A．truthB．reasonC．causeD．fact

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The police could not find a motive for the murder.A.targetB.reasonC.discussionD.remark

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【C20】A．resultB．reasonC．purposeD．cause

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【C7】A．resultB．reasonC．causeD．phenomenon

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【C3】A．a questionB．a reasonC．an opinionD．an idea

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It makes good______to bring an umbrella; it seems to be raining today.A.senseB.reasonC.adv

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