问题
选择题
He appears to be strong and healthy, but, ____ he suffers from a very weak heart. [ ]
A. in other words
B. on the other hand
C. as a matter of fact
D. for one thing
答案
答案：C
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He appears to be strong and healthy, but, ____ he suffers from a very weak heart. [ ]
A. in other words
B. on the other hand
C. as a matter of fact
D. for one thing
答案：C