A total of 264,302 people in the country were reported with HIV by the end of last September.
A. to have been infected
B. to be infected
C. to having been infected
D. to have infected
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(答案→)A. to have been infected
B. to be infected
C. to having been infected
D. to have infected
解析：考查不定式用法。本题是一个固定句式：sb/sth be reported to do…后面不定式的具体形式要看不定式动作与句子的谓语动词的动作之间的关系，如果不定式的动作发生在前面，就使用完成时。句意：据报告到去年9月份总共264.302人已经感染了艾滋病。根据句意说明这些人感染艾滋病是已经发生的事情，故使用不定式的完成式。故A正确。