完形填空Beingaloneinouterspacecanbefrigh

完形填空Being alone in outer space can be frightening. That is one reason why astronauts on solo (单独的) space flights were given plenty of work to keep them1. They were also constant munication with people on the earth. 2 , being with people from whom you cannot get away might be even harder than being alone. This is what happens on long submarine (潜水艇) voyages. It will also happen on 3space flights in the future. Will there be special problem of adjustment under such conditions?Scientists have studied the reactions of men to one another during long submarine voyages. They have found that the longer the voyage lasts, the more serious the problem of4is. When men are 5together for a long period, they begin to feel uneasy. Everyone has little habits of speaking and behaving that are ordinarily acceptable. In the limited space over a long period of time, however, these little habits may bee very 6.Apparently, although no one wants to be 7all the time, everyone needs some degree of privacy. When people are enclosed together, they are in what is called a stress situation. That means that they are under an unusual amount of 8or stress.People who are well-adjusted are able to9stress situations better than others. That is one reason why so much care is taken in 10our astronauts. These men undergo a long period of testing and training. One of the things tested is their behavior under stress.1.A.tiredB.asleepC.consciousD.busy2.A.So farB.After allC.HoweverD.Therefore3.A.longB.fastC.dangerousD.direct4.A.fuelB.entertainmentC.adjustmentD.health5.A.shut upB.held upC.brought upD.picked up6.A.pleasingB.annoyingC.monD.valuable7.A.noisyB.aloneC.personalD.sociable8.A.emphasisB.conflictC.powerD.pressure9.A.handleB.createC.affectD.investigate10.A.beingB.choosingC.orderingD.promoting