阿摩線上測驗
22. This bird has mistakenly eaten a plastic product _____ on the ocean surface.
(A) floats
(B) floating
(C) floated
(D) float
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統計： A(25), B(629), C(124), D(23), E(0) #2027062
統計： A(25), B(629), C(124), D(23), E(0) #2027062
