17.There has been a 30-fold increase in the incidence of malaria caused by increasing mosquito resistance against pesticides.
（A） increase in the incidence of malaria caused by increasing mosquito resistance against
（B） increase in the incidence of malaria because of increasing resistance of mosquitoes to
（C） increasing malaria incidence because of increasing resistance of mosquitoes to
（D） incidence of malaria increase caused by increasing mosquito resistance against
（E） incidence of malaria increase because of increased mosquito resistance to
18.Aging is a property ofJ1animakthat 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 3years，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
（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
19.The herbicide Oryzalin was sti11 being produced in 1979，three years after the wives of workers producing the chemical in Rensselaer，New York， were found to have borne children with heart defects or miscarriages，and none of their pregnancies was normal.
（A） to have borne children with heart defects or miscarriages， and none of their pregnancies was
（B） to gave had children born with heart defects or miscarriages， and none of the pregnancies was
（C） either to have had children with heart defects or miscarriages， without any of their pregnancies bein
（D） either to have had miscarriages or to have borne children with heart defects； none of the pregnancies was
（E） either to have had miscarriages or children born with heart defects， without any of their pregnancies being
20. Never before in the history of music have musical superstars been able to command so extraordinary fees of the kind they do today.
（A）so extraordinary fees of the kind they do today
（B）so extraordinary fees as they are today
（C）such extraordinary fees as they do today
（D）such extraordinary fees of the kind today's have
（E）so extraordinary a fee of the kind they can today
21. As it becomes more frequent to have spouses who both work outside the home，companies are beginning to help in finding new employment for the spouses of transferred employees.
（A）it becomes more frequent to have spouses who both work out side the home
（B）it becomes more frequent to have couples both working outside the home
（C）it becomes more common that both husband and wife should be working outside the home
（D）it becomes more common for both husband and wife to work outside the home
（E）coup1es in which6oth of the spouses working outside the home become more common
22. Like the one reputed to live in Loch Ness，also an inland lake connected to the ocean by a river，inhabitants of the area around Lake Champlain claim sightings of a long and narrow “sea monster.”
（A） Like the one reputed to live in Loch Ness， also an inland lake connected to the ocean by a river， inhabitants of the area around Lake Champlain claim sightings of a long and narrow “sea monster.”
（B）Inhabitants of the area around Lake Champlain claim sightings of a long and narrow “sea monster” similar to the one reputed to live in Loch Ness， which， like Lake Champlain， is an inland lake connected to the ocean by a river.
（C）Inhabitants of the area around Lake Champlain claim sightings of a long and narrow “sea monster” similar to Loch Ness's， which， like Lake Champlain， is an inland lake connected to the ocean by a river.
（D）Like Loch Ness， s reputed monster， inhabitants of the area around Lake Champlain， also an in1and 1ake connected to the ocean by a river， claim sightings of a 1ong and narrow“sea monster.”
（E）Similar to that reputed to live in Loch Ness， inhabitants of the area around Lake Champlain ， a1an inland lake connected to the ocean by a river， c1aim sightings of a long and narrow“sea monster.
23. Since 1965 there are four times as many Black college students enrolled， and the one million Black people in college today represent 11 percent of all college students.
（A） Since 1965 there are four times as many Black college students enrolled
（B） The enrollment of Black college students was only one fourth in l 965
（C） The enrollment of Black college students has increased four times from l 965 on
（D）Quadrupling since l965，there are now four times as many Black college students enrolled
（E）The enrollment of Black college students has quadrupled since 1965
24.A common disability in test pilots is hearing impairment，a consequence of sitting too close to large jet engines for long periods of time.
（A）a consequence of sitting too close to large jet engines for long periods of time
（B）a consequence from sitting for long periods of time too near to large jet engines
（C）a consequence which resulted from sitting too close to large jet engines for long periods of time
（D）damaged from sitting too near to large jet engines for long periods of time
（E）damaged because they sat too close to large jet engines for long periods of time
25. Europe's travel industry is suffering as a result of a sluggish economy，a stretch of bad weather，as well as the chilling effects of terrorist activity that is persistent.
（A）as well as the chilling effects of terrorist activity that is persistent
（B）and the cm11ing effect of terrorist activity that is persistent
（C）but persistent terrorist activity has had a chilling effect too
（D）and the chilling effects of persistent terrorist activity
（E）as well as the chilling effects of terrorist of terrorist activity that persists
26. Opening with tributes to jazz-age divas like Bessie smith and closing with Koko Taylor's electrified gravel-and-thunder songs，the program will trace the blues' vigorous matriarchal line over more than 50 years.
（A）the program will trace
（B）the program s6a11 trace
（C）there will be a program tracing
（D）it is a program that traces
（E） it will be a program tracing
27. In 1929 relatively small declines in the market ruined many speculators having bought on margin；they had to sell，and their selling pushed other investors to the brink.
（A）specu1ators having bought on margin；they had to sell，and
（B）specu1ators who had bought on margin；having had to sell，
（C）speculators who had bought on margin；they had to sell，and
（D）specu1ators，those who bad bought on margin；these speculators had to sell， and
（E）speculators，who，having bought on margin and having to sel1，
28. 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
29. Building 1arge new hospitals in the bistate area would constitute a wasteful use of resources，on the basis of avoidance of duplicated facilities alone.
（A）on the basis of avoidance of duplicated facilities alone
（B）on the grot1nds of avoiding duplicated facilities alone
（C）solely in that duplicated facilities should be avoided
（D）whi1e the duplication of facilities should be avoided
（E）if on1y because the duplication of facilities should be avoided
30. Freedman's survey showed that people living in small towns and rural areas consider themselves no happier than do people living in big cities.
（A） no happier than do people living
（B） not any happier than do people living
（C） not any happier than do people who live
（D） no happier than are people who are living
（E） not as happy as are people who live
31.It may someday be worthwhile to try to recover uranium from seawater， but at present this process is prohibitively expensive.
（A）It may someday be worthwhile to try to recover uranium from seawater
（B）Someday， it may be worthwhile to try and recover uranium from seawater
（C）Trying to recover uranium out of seawater may someday be worthwhile
（D）To try for the recovery of uranium out of seawater may someday be worthwhile
（E）Recovering uranium from seawater may be worthwhile to try to do someday
32. The underlying physica1 principles that control the midair gyrations of divers and gymnasts are the same as the body orientation controlling astronauts in a weightless environment.
（A）as the body orientation controlling
（B）as the body orientation which controls
（C）as those controlling the body orientation of
（D）ones to control the body orientation of
（E）ones used in controlling the body orientation of
33.The spraying of pesticides can be carefully planned，but accidents， weather conditions that could not be foreseen，and pilot errors often cause much larger deposits of spray than they had anticipated.
（A）weather conditions that could not be foreseen,and pilot errors often cause much larger deposits of spray than they had
（B）weather conditions that cannot be foreseen，and pilot errors often cause much larger deposits of spray than
（C）unforeseeable weather conditions，and pilot errors are the cause of much larger deposits of spray than they had
（D）weather conditions that are not foreseeable，and pilot errors often cause much larger deposits of spray than
（E）unforeseeable weather conditions，and pilot errors often cause much larger deposits of spray than they had |
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