問題詳情

6. Which is true? (何者正確? )
(A) The frog is the baby of the tadpole.
(B) Frogs' skin is dark.
(C) Helen is living with his grandparents now.
(D) Frogs can swim well.

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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