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when I saw her smiling face, I knew she _____ from her son studying abroad.A. hear B. has heard C. had heard D. was hearing
正確答案：C
相關(guān)內(nèi)容：
2012年自考英語(yǔ)一單項(xiàng)選擇每日一練（10.18）
（責(zé)任編輯：vstara）
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