People who have regular physical exercise seldom catch a disease like H1N1 Flu, ?A. don’t

发布时间：2020-08-16 14:17:56


People who have regular physical exercise seldom catch a disease like H1N1 Flu,     ?
A. don’t they
B. haven’t they
C. do they
D. have they

网友回答

A. don’t they
B. haven’t they
(答案→)C. do they
D. have they
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