13. My mom was furious because my sister ______ on the phone for five hours.
(A) talked
(B) had been talking
(C) should have talked
(D) has been talking
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統計: A(12), B(98), C(4), D(22), E(0) #1760403
統計: A(12), B(98), C(4), D(22), E(0) #1760403