【C13】A．agreeB．promiseC．insistD．allow

【C13】______A．suggestB．understandC．insistD．agree

__________ 查看材料A.concentrateB.dwellC.insistD.stress

【C3】A．persistB．stayC．insistD．stick

A．suspectB．promiseC．accessD．doubt

【C3】A．agreeB．disagreeC．agreementD．disagreement

【C5】A．agreeB．disagreeC．agreementD．disagreement