A-A+
Doing morning exercises has helped to improve her health ______？A．isn"t itB．hasn"t itC．ha
问题详情
Doing morning exercises has helped to improve her health, ______？
A．isn"t it
B．hasn"t it
C．hasn"t they
D．hasn"t she
请帮忙给出正确答案和分析，谢谢！
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