(2011·河南郑州四中第一次调研)Department of Homeland Security and CIA produced joint report
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（2011·河南郑州四中第一次调研）Department of Homeland Security and CIA produced ______ joint report on Monday warning that ______ next 911 could in fact occur on ______ different date.
A.the; a; the B.a; the; a C./; the; the D.a; /; the
试题答案
B考查冠词的用法。第一空泛指“一份联合报告”；第二空特指“下次911事件”；第三空泛指“一个不同的日期”。