6.On top of the tree ______ a bird.(A) sitting (B) sits (C) seats (D) seating

問題詳情

6.On top of the tree ______ a bird.

(A) sitting
(B) sits
(C) seats
(D) seating

參考答案

答案：C[無官方正解]
難度：困難0.25
統計：A(3),B(5),C(3),D(0),E(0)

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