A．unhappy B．unsatisfiedC．unusual D．unsuccessful

【C14】A．unhappyB．unsatisfiedC．unusualD．unsuccessful

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I perceived a note of unhappiness in her voice.A.conceiveD．B.deceiveD．C.senseD．D.took

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Which country is mentioned to have unsuccessful agricultural sector？A．Haiti.B．Nigeria.C．Zi

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What has the company been unsuccessful in doing？A．Branding efforts.B．Applying new technolo

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"Happy" and "unhappy" areA．non－gradable antonyms.B．root antonyms.C．derivational antonyms.D

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__________[A] unusual [B] particular [C] unique [D] typical

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Why is Paula unhappy?A.The apartment is too far from the campus.B.The apartment needs a lo

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