Anexpertoncesaidthathumans________haveseriousproblemsinthefuture.A.woul

发布时间:2020-08-07 03:53:10

An expert once said that humans ________ have serious problems in the future.A.wouldB.willC.shallD.going to

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A解析本句中that引导宾语从句,主句谓语动词为过去式,那么从句的谓语动词应用过去时态范畴之内的任一时态,因此可判断A项正确,且would在此处表示“假想”。句意为:一位专家曾说人类未来将会面临严峻的问题。
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