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题目内容
（国家开放大学英语语法）
-Everyone says you are a good student. You are never late for school，are you? -_______.
A. No，sometimes
B. Yes，sometimes
C. Yes，I did
D. No，I do
A. No，sometimes
B. Yes，sometimes
C. Yes，I did
D. No，I do
参考答案
