下面SAT频道为大家整理了SAT语法练习题（五）含答案及解析，供考生们参考，以下是详细内容。

　　41. Under a provision of the Constitution that was never applied. Congress has been required to call a convention

　　for considering possible amendments to the document when formally asked to do it by the legislatures

　　of two-thirds of the states.

　　(A) was never applied, Congress has been required to call a convention for considering possible

　　amendments to the document when formally asked to do it

　　(B) was never applied, there has been a requirement that Congress call a convention for consideration of

　　possible amendments to the document when asked to do it formally

　　(C) was never applied, whereby Congress is required to call a convention for considering possible

　　amendments to the document when asked to do it formally

　　(D) has never been applied, whereby Congress is required to call a convention to consider possible

　　amendments to the document when formally asked to do so

　　(E) has never been applied. Congress is required to call a convention to consider possible amendments to

　　the document when formally asked to do so

　　42. The current administration, being worried over some foreign trade barriers being removed and our exports

　　failing to increase as a result of deep cuts in the value of the dollar, has formed a group to study ways to

　　sharpen our competitiveness.

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　　(A) being worried over some foreign trade barriers being removed and our exports failing

　　(B) worrying over some foreign trade barriers being removed, also over the failure of our exports

　　(C) worried about the removal of some foreign trade barriers and the failure of our exports

　　(D) in that they were worried about the removal of some foreign trade barriers and also about the failure of

　　our exports

　　(E) because of its worry concerning the removal of some foreign trade barriers, also concerning the failure

　　of our exports

　　43. In the minds of many people living in England, before Australia was Australia, it was the antipodes, the

　　opposite pole to civilization, an obscure and unimaginable place that was considered the end of the world.

　　(A) before Australia was Australia, it was the antipodes

　　(B) before there was Australia, it was the antipodes

　　(C) it was the antipodes that was Australia

　　(D) Australia was what was the antipodes

　　(E) Australia was what had been known as the antipodes

　　44. Using a Doppler ultrasound device, fetal heartbeats can be detected by the twelfth week of pregnancy.

　　(A) Using a Doppler ultrasound device, fetal heart-beats can be detected by the twelfth week of pregnancy.

　　(B) Fetal heartbeats can be detected by the twelfth week of pregnancy, using a Doppler ultrasound device.

　　(C) Detecting fetal heartbeats by the twelfth week of pregnancy, a physician can use a Doppler ultrasound

　　device.

　　(D) By the twelfth week of pregnancy, fetal heartbeats can be detected using a Doppler ultrasound device

　　by a physician.

　　(E) Using a Doppler ultrasound device, a physician can detect fetal heartbeats by the twelfth week of

　　pregnancy.

　　45. Delighted by the reported earnings for the first quarter of the fiscal year, it was decided by the

　　company manager to give her staff a raise.

　　(A) it was decided by the company manager to give her staff a raise

　　(B) the decision of the company manager was to give her staff a raise

　　(C) the company manager decided to give her staff a raise

　　(D) the staff was given a raise by the company manager

　　(E) a raise was given to the staff by the company manager

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　　46. A study commissioned by the Department of Agriculture showed that if calves exercise and associated with

　　other calves, they will require less medication and gain weight quicker than do those raised in confinement.

　　(A) associated with other calves, they will require less medication and gain weight quicker than do

　　(B) associated with other calves, they require less medication and gain weight quicker than

　　(C) associate with other calves, they required less medication and will gain weight quicker than do

　　(D) associate with other calves, they have required less medication and will gain weight more quickly than

　　do

　　(E) associate with other calves, they require less medication and gain weight more quickly than

　　47. Displays of the aurora borealis, or "northern lights," can heat the atmosphere over the arctic enough to

　　affect the trajectories of ballistic missiles, induce electric currents that can cause blackouts in some areas

　　and corrosion in north-south pipelines.

　　(A) to affect the trajectories of ballistic missiles, induce

　　(B) that the trajectories of ballistic missiles are affected, induce

　　(C) that it affects the trajectories of ballistic missiles, induces

　　(D) that the trajectories of ballistic missiles are affected and induces

　　(E) to affect the trajectories of ballistic missiles and induce

　　48. The golden crab of the Gulf of Mexico has not been fished commercially in great numbers, primarily on

　　account of living at great depths-- 2,500 to 3,000 feet down.

　　(A) on account of living

　　(B) on account of their living

　　(C) because it lives

　　(D) because of living

　　(E) being they live

　　49. The cameras of the Voyager II spacecraft detected six small, previously unseen moons circling Uranus,

　　which doubles to twelve the number of satellites now known as orbiting the distant planet

　　(A) which doubles to twelve the number of satellites now known as orbiting

　　(B) doubling to twelve the number of satellites now known to orbit

　　(C) which doubles to twelve the number of satellites now known in orbit around

　　(D) doubling to twelve the number of satellites now known as orbiting

　　(E) which doubles to twelve the number of satellites now known that orbit

　　50. As a baby emerges from the darkness of the womb with a rudimentary sense of vision, it would be rated

　　about 20/500. or legally blind if it were an adult with such vision.

　　(A) As a baby emerges from the darkness of the womb with a rudimentary sense of vision, it would be

　　rated about 20/500, or legally blind if it were an adult with such vision.

　　(B) A baby emerges from the darkness of the womb with a rudimentary sense of vision that would be rated

　　about 20/500, or legally blind as an adult

　　(C) As a baby emerges from the darkness of the womb, its rudimentary sense of vision would be rated

　　about 20/500; qualifying it to be legally blind if an adult

　　(D) A baby emerges from the darkness of the womb with a rudimentary sense of vision that would be rated

　　about 20/500; an adult with such vision would be deemed legally blind.

　　(E) As a baby emerges from the darkness of the womb, its rudimentary sense of vision, which would

　　deemed legally blind for an adult, would be rated about 20/500.