阿摩線上測驗
49 According to the passage, why do plastics end up being the cause of Great Pacific Garbage Patch?
(A) They are durable and malleable.
(B) They biodegrade in a short time.
(C) They cannot be seen with naked eyes.
(D) They are difficult to correctly predict.
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統計： A(314), B(27), C(109), D(92), E(0) #3358220
統計： A(314), B(27), C(109), D(92), E(0) #3358220
