【31】A．HereB．TheyC．ItD．That

【C16】A．hereB．easyC．simpleD．this

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A．hereB．offC．upD．with

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【C6】A．thisB．itselfC．itD．that

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I suppose that he is just joking, ______？A．don"t IB．isn"t heC．isn"t itD．is it

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We dont believe that the news is true,_____？A．is itB．do weC．isn"t itD．don"t we

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Nothing will change my mind,______？A．won"t itB．will theyC．will itD．won"t they

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Who______that first discovered America—the New Continent？A．wasB．it wasC．was itD．did

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