The girl has a great interest in sport and ____ badminton classes twice a week over the last three years.

A．took

B．is taking

C．takes

D．has been taking

呼吸衰竭的治疗措施哪项是错误的：（）

A.给氧和改善通气

B.控制感染

C.纠正酸碱平衡失调

D.气道不通畅时立即给呼吸兴奋剂

E.控制心力衰竭