-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 查看更多

 

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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

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