The old lady became worried when she didn’t______her son for a whole month.
A.learn about
B.hear of
C.hear from
D.learn from
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听力原文:You placed the order for the fax paper I asked for, didn't you?
(A) Yes, I placed the paper in front of the fax machine.
(B) Certainly, right after you left.
(C) In chronological order.
(12)
A.
B.
C. -
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A.all right
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A.saying
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A.forward
B.ahead
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