2. 外语
  3. Nowadays, air travel is very【C1】______. We are not surprised when we watch on TV that a politician has talked with French Presid

Nowadays, air travel is very【C1】______. We are not surprised when we watch on TV that a politician has talked with French Presid

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问题     Nowadays, air travel is very【C1】______. We are not surprised when we watch on TV that a politician has talked with French President in Paris and attended a meeting in Beijing on the same day.【C2】______, if a person takes long-distance flying frequently, he can be so tired that he maybe feel his brain is in one country, his【C3】______in another.【C4】______, he【C5】______knows where he is.
    When we fly from east to west or【C6】______versa, the【C7】______we experience after taking a long distance flying is【C8】______, because we cross time zones. According to doctors, air travelers, after crossing several time zones, are in no【C9】______to go to work, and they should go【C10】______to bed【C11】______arrival.
As to airline pilots who often live【C12】______their own watches and ignore local time, there is no need for them to worry about their health although they sometimes have breakfast at midnight, because they are used to【C13】______and are【C14】______fit.
    Many businessmen like long-distance flights, thinking they are【C15】______to have been chosen and they are out for promotion. They are lucky if the company follows the doctor’ s advice and allow them to rest for a day or two【C16】______working. However, sometimes the manager is so energetic that he believes everyone is【C17】______to be as fit as he is. Since he has never felt【C18】______after flying himself, the work he assigns is so【C19】______that the employee is too【C20】______to carry the work out satisfactorily. That is disastrous for the employee’ s health and the company’ s reputation.
【C11】
选项 A、in
B、when
C、after
D、on
答案D
解析 本题考察的是介词on的用法。on有“就在…之后，一…就”的意思，本句的意思是“他们应该一下飞机，就直接去睡觉。”介词in没有这种用法。when做连词时，也有这种用法，但when后面应该接一个句子。介词after没有这种用法。所以，本题选择D。
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