1. Indeed, its existence is so ( ) that medical researchers are unable, without special procedures, to sample it before the body has destroyed it.
(1)auspicious (2)berth (3)ephemeral (4)heretic
2. What makes an insecticide a systemic is the ability to ( ) all the tissues of a plant or animal and make them toxic.
(1)scowl (2)acquiescence (3)permeate (4)ruminate
3. The legend that the herbicides are toxic only to plants and so pose no threat to animal life has been widely ( ), but unfortunately it is not true.
(1)disseminated (2)discerning (3)annihilated (4)vested
4. In the fall they return to the South, their migration being observed at such famous ( ) points as Hawk Mountain in eastern Pennsylvania.
(1)orator (2)uncouth (3)vantage (4)fluoride
5. A few minutes' research in any supermarket is enough to alarm the most stouthearted customer provided, that is, he has even a ( ) knowledge of the chemicals presented for his choice.
(1)petulant (2)rudimentary (3)disheveled (4)lagoon
6. There is some evidence that women are more susceptible than men, the very young more than adults, those who lead ( ), indoor lives more than those leading a rugged life of work or exercise in the open.
(1)auxiliary (2)goblin (3)ligament (4)sedentary
7. Over the centuries arsenic wastes accumulated in the ( ) of the mine shafts and were picked up by streams coming down from the mountains.
(1)vicinity (2)prim (3)sod (4)longitude
8. Only those concerned with disease-carrying insects seem by now to have been thoroughly aroused to the alarming nature of the situation; the agriculturists still for the most part blithely put their faith in the development of new and ever more toxic chemicals, although the present difficulties have been born of just such ( ) reasoning.
(1)specious (2)infallible (3)plaintive (4)undue
9. While the results of weed killers such as sodium arsenite or the phenols are grossly obvious, some other herbicides are more ( ) in their effects.
(1)devious (2)veritable (3)rectitude (4)insidious
10. In the name of progress the land management agencies have set about to satisfy the ( ) demands of the cattlemen for more grazing land.
(1)introspective (2)watershed (3)insatiable (4)respiratory
11. Only yesterday mankind lived in fear of the ( ) of smallpox, cholera, and plague that once swept nations before them.
(1)primate (2)stalwart (3)infusion (4)scourge
12. The truth, seldom mentioned but there for anyone to see, is that nature is not so easily molded and that the insects are finding ways to ( ) our chemical attacks on them.
(1)seep (2)taunt (3)heather (4)circumvent
13. To some the term microbial insecticide may ( ) up pictures of bacterial warfare that would endanger other forms of life.
(1)subvert (2)drawl (3)nibble (4)conjure
14. But in the long run its tendency to cause ( ) tumors of the thyroid may be far more significant for wildlife and perhaps also for man.
(1)malignant (2)stingy (3)herbal (4)disperse
15. Nature herself has met many of the problems that now ( ) us, and she has usually solved them in her own successful way.
(1)beset (2)shroud (3)spurt (4)alight
16. Winds striking the mountains are ( ) upward so that on many autumn days there is a continuous updraft on which the broad-winged hawks and eagles ride without effort, covering many miles of their southward migration in a day.
(1)besieged (2)deflected (3)baffled (4)articulated
16問正解: Outstanding! 英検1級は楽勝！タイムもenjoyできる。
13-15問正解: Excellent! 英検1級に合格。
10-12問正解: Good 英検1級はもう一息。