1.(2015年，重庆卷）
Imagine the first days in a new time zone. Slow to respond to the 1 , your body clock is confused. You’re sleepy all day, but when it’s time for bed, you can hardly fall asleep. Obviously you are 2 jet lag（时差反应）.
Travelers have traditionally fought this 3 with sleeping pills or alcohol. There are actually healthier ways that can work just as 4 .
For example, the moment you get on the airplane, start 5 your biological block to the destination’s time. If it’s daytime in your destination, try to stay 6 . Walking around the cabin（客舱） can be of help. When it’s nighttime, try to sleep. In that case, eat before the flight, 7 an empty stomach will prevent you from sleeping. These tips will help you start a new 8 of sleep and wakefulness.
1.A.flight B.change C.demand D.climate
2.A.suffering from B.working on C.looking into D.leading to
3.A.danger B.problem C.waste D.fear
4.A.briefly B.slowly C.suddenly D.effectively
5.A.checking B.sending C.adjusting D.stopping
6.A.awake B.alone C.hungry D.calm
7.A.though B.so C.whole D.or
8.A.understanding B.cycle C.research D.trend
【答案】BABDC ADB
【解析】本文讲述在旅行中如何调整你的生物钟。
1.B 考查名词辨析。A flight航班； B change变化； C demand要求； D climate气候；句意：慢慢地对于变化做出反应，你的生物钟就要混淆。根据语境可知本文是关于对于时差的反应，故选B项。
2.A 考查动词短语辨析 suffer from 遭受战争破坏的 work on 从事于；look into调查；lead to 导致；根据时区的变化可知很明显会导致时间反应，故选A项。
3.B 考查名词辨析。Adange 危险性 B problem 问题在于 C waste浪费者 D fear恐惧；句意：游客会用药片和酒精来处理这个问题。根据语境可知对待时差的问题，故选B项。
4.D 考查副词辨析。A briefly 简洁地址 B slowly慢慢地址 C suddenly 突然地址 D effectively有效地；句意：这有几种健康的方法，并且很有效。根据语境可知选D项。
5.C 考查动词辨析。A checking 检查员 B sending送到 C adjusting 调整结构 D stopping停止播送句意：比如，在上飞机前，开始调整你的生物钟到你的目的的的时间。Adjust to 把。。调整到，，故选C项。
6.A 考查形容词辨析。A awake B alone C hungry D calm句意：如果是白天到目的地，试着保持清醒。Stay awake保持清醒，故选A项。
7.D 考查连词辨析。A Though 虽然如此 B so 因此次 C while虽然如此 D or 否则；句意：在这种情况下，提前吃饭，否则，空腹会让阻止你睡。Or表示转折，故选D项。
8.B 考查名词辨析。A Understanding 明白的 B cycle圈； C research 研究；D trend趋势；句意：这些建议能帮你开始新生物钟。根据语境可知选B项。
