9 She didn’t understand the instructions at first, but she finally figured them out____________ reading them carefully several times.
(A) because
(B) before
(C) after
(D) until
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統計: A(18), B(10), C(250), D(38), E(0) #3752514
統計: A(18), B(10), C(250), D(38), E(0) #3752514