问题
选择题
— It is so late. Why must you ring him up now?
— Oh, sorry. I ____ it. [ ]
A. don't notice
B. didn't notice
C. haven't noticed
D. won't notice
答案
答案：B
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— It is so late. Why must you ring him up now?
— Oh, sorry. I ____ it. [ ]
A. don't notice
B. didn't notice
C. haven't noticed
D. won't notice
答案：B