阿摩線上測驗
47. Which of the following statements is a characteristic of the monarch butterflies?
(A)Their size is like that of a baby’s thumbnail.
(B)They performed a death march each summer.
(C) Their annual migration is a 4,000-mile round trip.
(D)They need the steady friction of forests to keep flying.
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統計： A(8), B(13), C(67), D(11), E(0) #678712
統計： A(8), B(13), C(67), D(11), E(0) #678712
