【题目】— I get at least half an hour of exercise almost every day.
— Oh great! .
A.Good luck
B.Cheer up
C.Same to you
D.Keep it up

【答案】D
【解析】句意：——我几乎每天至少有半小时的锻炼。——哦，太好了。坚持下去。。A. Good luck“祝好运”；B. Cheer up“振作起来”；C Same to you“和你一样”；D Keep it up“保持下去”。根据句意D项符合上下文。