問題詳情
【題組】39. From the reading, what's the easiest way to keep the oceansclean?
(A) Clean up the beaches together.
(B) Protects the sea animals.
(C) Go into the oceans and collect the trash.
(D) Stop throwing trash into the oceans.
參考答案
答案：D
難度：計算中-1
書單：沒有書單，新增
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