题目内容


Today Xiao Li is absent ___the class. He ___ ill.
A．for; could have beenB．with; should have been
C．at; could have beenD．from; may have been
D
第一空为固定短语：be absent from 缺席，不在，第二空考查情态动词表推测的用法，对过去可能性的推测用may have done，所以选D。
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