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— What were you doing when I phoned you last night?
— I ______ my homework and was starting to surf the Internet.
A．have already finishedB．was finishing
C．was going to finishD．had just finished
D

試題分析：句意：——昨晚我給你打電話時，你正在干什么? ——我剛剛做完作業(yè)，就要開始上網(wǎng)。顯然“做完作業(yè)”發(fā)生在“開始上網(wǎng)”之前，為“過去的過去”，用過去完成時。
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