问题
选择题
The window _____ ten minutes ago, and the room is bright now. [ ]
A. can be cleaned
B. is cleaned
C. was cleaned
D. will be cleaned
答案
答案：C
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The window _____ ten minutes ago, and the room is bright now. [ ]
A. can be cleaned
B. is cleaned
C. was cleaned
D. will be cleaned
答案：C
