He appears to be strong and healthy, but
题型:选择题
问题:
He appears to be strong and healthy, but, ______, he suffers from a weak heart.[ ]
A. as a result
B. in addition
C. as a matter of fact
D. in a word
He appears to be strong and healthy, but, ______, he suffers from a weak heart.[ ]
A. as a result
B. in addition
C. as a matter of fact
D. in a word