47. According to the passage, what difference is described between dragonflies and damselflies?
(A) Their size.
(B) Their diet.
(C) Their life cycle.
(D) Their habitat.
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統計: A(29), B(7), C(7), D(9), E(0) #2127463
統計: A(29), B(7), C(7), D(9), E(0) #2127463