2022年4月自考英语一模拟练习题及答案五

　　距离2022年4月自学考试开考还有一个月的时间，许多考生正在复习备考中，华图自考网为各位考生整理了2022年4月自考英语一模拟练习题及答案，供各位考生参考。

　　2022年4月自考00012英语一模拟题五

　　Highways in the United States

　　The United States is well-known for its network of major highways designed to help a driver get from one place to another in the shortest possible time. __1__ these wide modern roads are generally __2__ and well maintained, with few sharp curves and __3__ straight sections, a direct route is not always the most __4__ one. Large highways often pass __5__ scenic areas and interesting small towns. Furthermore, these highways generally __6__ large urban centers which means that they become crowded with __7__ traffic during rush hours, __8__ the "fast, direct" way becomes a very slow route. However, there is almost always another route to __9__ if you are not in a hurry. Not for from the relatively new "superhighways", there are often older, __10__ heavily traveled roads which go through the countryside. __11__ are good lane roads; others are uneven roads curving __12__ the country. These secondary routes may go up steep slopes, along hilly cliffs or down frightening hillsides to towns __13__ in deep valleys. Though these are less __14__ routes, longer and slower, they generally go to places __15__ the air is clean and the scenery is beautiful, and the driver may have a chance to get a fresh, clean view of the world.

　　1. A) Although B) But C) Since D) Because

　　2. A) uneven B) bumpy C) rough D) smooth

　　3. A) little B) much C) many D) few

　　4. A) terrible B) horrible C) tolerable D) enjoyable

　　5. A) to B) into C) at D) by

　　6. A) merge B) connect C) combine D) mix

　　7. A) busy B) small C) large D) heavy

　　8. A) when B) where C) which D) that

　　9. A) walk B) go C) take D) fix

　　10. A) more B) less C) very D) extremely

　　11. A) All of these B) None of these C) All roads D) Some of these

　　12. A) out of B) out C) through D) from

　　13. A) lying B) lie C) lies D) lay

　　14. A) direct B) indirect C) enjoyable D) beautiful

　　15. A) these B) which C) that D) where

　　Keys: ADCDD BDACB DCAAD

　　A Biological Clock

　　Every living thing has what scientists call a biological clock that controls behavior. The biological clock tells __1__ when to form flowers and when the flowers should open. It tells __2__ when to leave the protective cocoon and fly away, and it tells animals and human beings when to eat, sleep and wake.

　　Events outside the plant and animal __3__ the actions of some biological clocks. Scientists recently found, for example, that a tiny animal changes the color of its fur __4__ the number of hours of daylight. In the short __5__ of winter, its fur becomes white. The fur becomes gray brown in color in the longer hours of daylight in summer.

　　Inner signals control other biological clocks. German scientists found that some kind of internal clock seems to order birds to begin their long migration __6__ twice each year. Birds __7__ from flying become restless when it is time for the trip, __8__ they become calm again when the time of the flight has ended.

　　Scientists say they are beginning to learn which __9__ of the brain contain biological clocks. An American researcher, Martin Moorhead, said a small group of cells near the front of the brain __10__ to control the timing of some of our actions. These __11__ tell a person when to __12__, when to sleep and when to seek food. Scientists say there probably are other biological clock cells that control other body activities.

　　Dr. Moorhead is studying __13__ our biological clocks affect the way we do our work. For example, most of us have great difficulty if we must often change to different work hours. __14__ can take many days for a human body to accept the major change in work hours. Dr. Moorhead said industrial officials should have a better understanding of biological clocks and how they affect workers. He said __15__ understanding could cut sickness and accidents at work and would help increase a factory's production.

　　1. A) scientists B) humans C) plants D) animals

　　2. A) insects B) birds C) fish D) snakes

　　3. A) effect B) affect C) effected D) affected

　　4. A) because B) for the reason that C) because of D) since

　　5. A) months B) days C) minutes D) weeks

　　6. A) flight B) fly C) movement D) transportation

　　7. A) prevented from B) ordered by C) helped by D) intruded on

　　8. A) and B) but C) therefore D) however

　　9. A) portions B) parts C) sections D kinds

　　10. A) try B) tries C) seem D) seems

　　11. A) things B) parts C) cells D) actions

　　12. A) awaken B) wake C) awake D) wake-up

　　13. A) how B) why C) where D) what

　　14. A) We B) It C) They D) You

　　15. A) so B) with C) such D) if

　　KEYS: CABCB AABBD CAABC

（编辑：贺成龙）