問題詳情

19.( ) They were tadpoles three weeks ago, but now they are  _________  .
(A) hippos 
(B) pandas 
(C) zebras 
(D) frogs

參考答案

答案:D
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)

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