20. When the baby cried, Mrs. Su ________ in the kitchen anddid not hear it.(A) cooked (B) was cooki

問題詳情

20. When the baby cried, Mrs. Su ________ in the kitchen anddid not hear it.
(A) cooked
(B) was cooking
(C) has cooked
(D) is going to cook

參考答案

答案：B
難度：計算中-1
書單：沒有書單，新增

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