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单选题
275.Timothy Ray Brown, the first man cured of HIV, initially opted against the stem cell transplantation that _________ history.
A
could have later made
B
should have made later
C
might have later
D
would later make
答案解析
正确答案：D
解析：
解析:主句的谓语用了一般过去时,而选项中都包含时间副词 later 后来,故判断此处应 用过去将来时。 could have done 过去本来能做某事却没有做, should have done 过去本应 该做某事却没有做,might 表示可能性很小。句意:TRB 是首位被治愈的艾滋病人。最初, 他反对选用干细胞移植这种后来载入史册的疗法。
相关知识点：
时态表将来的影响
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