根据句意和汉语提示，在空白处填入一个适当的单词。

小题1:It’s time lo have a rest. Let’s go out for a          (呼吸) of fresh air.

小题2:            (幸运地)for the villager, the fireman put out the big fire in time.

小题3:Thomas Bach of Germany was          (选择，选为) to be the ninth IOC president last year.

小题4:        (无论在哪里）someone falls ill, Doctor Mei often rides for hours to see the patient inthe mountainous area.

小题5:The guide is so                (精力充沛的) and outgoing that he can always help tourists have a good time on the trip.

某同学在实验室测同一物体的长度，记录的四个数据分别是2.93cm，2.92cm，2.49cm，2.94cm，其中测量结果错误的是______，这个物体的长度应该是______．