哮喘缓解期可进行的康复内容是（）

A.不能运动

B.有氧运动

C.竞技类运动

D.跑步、跳绳等剧烈运动

E.光疗法（紫外线、激光）

He ____ to school by car, but now he _____ to school on foot.[ ]

A. used to going; get used to go

B. used to go; gets used to going

C. used to go; gets used to go

D. get used to going; used to go