問題詳情

20. There ___ a missing piece in Peter’s life since his petdog died two years ago.
(A) has had
(B) has been
(C) had
(D) has

參考答案

答案:B
難度:簡單0.679
書單:沒有書單,新增

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There ___ a missing ☆☆☆☆☆ ☆☆ ...