14. It is necessary for language learners to do a lot of extensive reading as well as __________reading.
(A) illegal
(B) internal
(C) imaginative
(D) intensive
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統計: A(7), B(41), C(40), D(114), E(0) #1908569
統計: A(7), B(41), C(40), D(114), E(0) #1908569