问题补充：
Only whenearly，enjoy the fresh air.
A. do you get up;you can
B. do you get up;can you
C. you get up;can you
D. you get up;you can
答案：
A. do you get up;you can
B. do you get up;can you
(答案→)C. you get up;can you
D. you get up;you can
解析：副词only后接状语时要倒装，如：Only then did I realize I was wrong.那时我才意识到我错了。Only in this way can we learn English.只有这样才能学会英语。但要注意：only后面的状语从句不要倒装。本题句意为：只有早起，你才能呼吸到新鲜空气。
