問題詳情
19. Before the class started, all the students were talking and laughing loudly in the classroom. Suddenly, they _____ when the teacher walked into the classroom.
(A) stopped to talk
(B) forgot to talk
(C) remembered talking
(D) stopped talking
參考答案
答案：D
難度：計算中-1
書單：沒有書單，新增
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