题目内容
---Doing sports ___ good for our health.
--- Yes, so I do morning _____ every day.
A. is, exercise B. is, exercises
C. are, exercise D. are, exercises
B
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题目内容
---Doing sports ___ good for our health.
--- Yes, so I do morning _____ every day.
A. is, exercise B. is, exercises
C. are, exercise D. are, exercises
B