48. According to paragraph 2, what can be inferred about linguistic research?
(A) Linguists do not usually study Latin.
(B) Research on writing is much easier.
(C) Studies always require several sources.
(D) Researchers prefer speech samples.
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統計: A(3), B(4), C(4), D(13), E(0) #864406
統計: A(3), B(4), C(4), D(13), E(0) #864406