問題詳情

52. Why do birds fly away to other places in fall?
(A) Because leaves die and fall from the trees.
(B) Because new buds and leaves start to grow.
(C) Because flowers and fruits grow on plants.
(D) Because only strong plants remain.

參考答案

答案:A
難度:計算中-1
書單:沒有書單,新增

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