题目内容

用于治疗外周血管痉挛或血栓闭塞性疾病的药物是

A. 麻黄碱
B. 山莨菪碱
C. 酚妥拉明
D. 异丙肾上腺素
E. 多巴胺

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willing, unwilling(必要时,注意根据句意变换单词形式)1) I was __________ to co-operate without having more information.2) There are, of course, questions which she will not be __________to answer.

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merit,demerit(必要时,注意根据句意变换单词形式)5) The merits and ___________of this argument have been explored.6) The great ________of the project is its flexibility and low cost.

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