1.The mistakes children make in learning to speak tell linguists more about how they learn language than the correct forms they use.
（A） how they learn language than
（B） how one learns language than
（C） how children learn language than do
（D） learning language than
（E） their language learning than do
2.In the United States，trade unions encountered far more intense opposition against their struggle for social legitimacy than the organized labor movements of most other democratic nations.
（A） against their struggle for social legitimacy than
（B） in their struggle for social legitimacy than did
（C） against their struggle for social legitimacy as
（D） in their struggle for social legitimacy as did
（E） when they struggled for social legitimacy than has
3.A large rise in the number of housing starts in the coming year should boost new construction dollars by several billion dollars，making the construction industry's economic health much more robust than five years ago.
（A） making the construction industry's economic health much more robust than five years ago
（B） and make the construction industry's economic health much more robust than five years ago
（C） making the construction industry's economic health much more robust than it was five years ago
（D） to make the construction industry's economic health much more robust than five years ago
（E） in making the construction industry's economic health much more robust than it was five years ago
4.In 1982 the median income for married-couple families with a wage-earning wife was $9，000 more than a family where the husband only was employed.
（A） a family where the husband only
（B） of a family where only the husband
（C） that for families in which only the husband
（D） a family in which only the husband
（E） those of families in which the husband only
5.Chicago，where industrial growth in the nineteenth century was more rapid than any other American city，was plagued by labor troubles like the Pullman Strikes of 1894.
（A） where industrial growth in the nineteenth century was more rapid than any other American city
（B） which had industrial growth in the nineteenth century was more rapid than any other American cities
（C） which had industrial growth was more rapid than any other American city in the nineteenth century
（D） whose industrial growth in the nineteenth century was more rapid than any other American city
（E） whose industrial growth in the nineteenth century was more rapid than that of any other American city
6.More than ever，paper is expected to be recycled this year，due to new mandatory recycling laws in municipalities across the nation.
（A） More than ever，paper is expected to be recycled this year
（B） It is expected that more paper than ever will be recycled this year than previously and that is
（C） The aper expected to be recycled this year is more than ever
（D） The amount of paper that will be recycled this year is expected to be greater than ever
（E） A great increase in the amount of paper that will be recycled this year is
7.Domestic automobile manufacturers have invested millions of dollars into research to develop cars more gasoline-efficient even than presently on the road.
（A） into research to develop cars more gasoline-efficient even than presently on the road
（B） into research for developing even more gasoline-efficient cars on the road than at present
（C） for research for cars to be developed that are more gasoline-efficient even than presently on the road.
（D） in research to develop cars even more gasoline-efficient than those at present on the road
（E） in research for developing cars that are even more gasoline-efficient than presently on the road
8.Aging is a property of all animals that reach a fixed size at maturity，and the variations in life spans among different species are far greater as that among individuals from the same species：a fruit fly is ancient at 40 days，a mouse at 3 days，a horse at 30，a man at 100，and some tortoises at 150.
（A） among different species are far greater as that among individuals from
（B） among different species are far greater than that among individuals from
（C） among different species are far greater than those among individuals from
（D） between different species are far more than that between individuals of
（E） between different species are greater by far than is that between individuals from
9.Dr. Hakuta's research among Hispanic children in the United States indicates that the more the children use both Spanish and English，their intellectual advantage is greater in skills underlying reading ability and nonverbal logic.
（A） their intellectual advantage is greater in skills underlying reading ability and nonverbal logic
（B） their intellectual advantage is the greater in skills underlaying reading ability and nonverbal logic
（C） the greater their intellectual advantage in skills underlying reading ability and nonverbal logic
（D） in skills that underlay reading ability and nonverbal logic， their intellectual advantage is the greater
（E） in skills underlying reading ability and nonverbal logic， the greater intellectual advantage is theirs
10.Although many Whites，noting the presence of some Blacks in the middle class， think that the time for enforcing civil rights measures is past. Blacks generally are aware that the figures for average income and unemployment show as wide of a radical discrepancy as ever.
（A） that the figures for average income and unemployment show as wide of
（B） that average-income and unemployment figure show as wide
（C） that the average-income and unemployment figures are showing as wide of
（D） of average-income and unemployment figures that show as wide of
（E） of figures for average income and unemployment showing as wide
11. According to a study by the Carnegie Foundation for the Advancement of Teaching，companies in the United States are providing job training and general education for nearly eight million people，about equivalent to the enrollment of the nation's four-year colleges and universities.
（A） equivalent to the enrollment of
（B） the equivalent of those enrolled in
（C） equal to those who are enrolled in
（D） as many as the enrollment of
（E） as many as are enrolled in
12.A migraine typically afflicts one side of the head，lasts for hours or days， and may recur as infrequently as once every other month or often，as daily.
（A） as infrequently as once every other month or often， as
（B） as infrequently as once every other month or as often as
（C） infrequently， as often as once every other month， or often， like
（D） infrequently， like once every other month， or often， like
（E） infrequently， like once every other month， or as often as
13.Inflation has made many Americans reevaluate their assumptions about the future；they still expect to live better than their parents have，but not so well as they once thought they could.
（A） they still expect to live better than their parents have
（B） they still expect to live better than their parents did
（C） they still expect to live better than their parents had
（D） still expecting to live better than their parents had
（E） still expecting to live better than did their parents
