Travelers flying across time zones often find themselves exhausted because human bodies can't make an immediate ______ to new time schedules.
A、adjustment
B、change
C、difference
D、modification
【正确答案】：A
【题目解析】：译文：旅行者穿过时区时经常会感到疲惫，因为人体不能马上适应新的时间安排。此题考查近义词辨析。A项常与to搭配，适应；B项改变；C项与不同；D项修改，改进。答案为A。
