問題詳情

4. Teddy was walking his puppy at the park.Teddy met his old friend. (用while改寫)

參考答案

答案：B
難度：適中0.581395
統計：A(3),B(25),C(6),D(8),E(0) #
個人：尚未作答書單：Learning Strategies、倒流效應Backwash Effect=回沖效應 Washback Effect