阿摩線上測驗
79 What does the term “Mr. Trash Wheel” refer to?
(A) A device in a river to collect litter and debris
(B) A scientist studying how to remove microfibers
(C) An endangered species affected by microplastics
(D) An organization for waste management systems
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統計： A(66), B(23), C(34), D(45), E(0) #2294727
統計： A(66), B(23), C(34), D(45), E(0) #2294727
