Инфинитив. Часть I: Лексико-грамматический практикум по английскому языку. Марченко О.В. - 36 стр.

       1. To discover new source of energy and to develop new methods
of power generation is the main problem to be solved by our scien-
tists.
       2. To follow the actual circulation in deep water oceanographers
have made use of oxygen as a tracer. By sampling the oxygen
conventration in deep water at various locations, it’s possible to plot
the direction of the deep-sea currents.
       3. Careful measurements to find the relative weight of uranium
and lead in the rock can be used to measure the rock’s age.
       4. On the earth atoms usually combine to form molecules.
       5. The fundamental difference between the cintinental blocks &
ocean basins is to be found in the fact that the two are composed of
different crustal materials.
       6. Since the celebrated experiment of Thomson & Aston, a great
majority of elements have been found to contain two or more isotopes.
       7. The earth rotates so slowly that the flattering and bulging are
too slight to be readily detected.
       8. One of the functions of the oceans is to act as equalizer of
temperatures.
       9. Pythagoras was the first person to hold that the earth is a sphere
and to suggest that it might not be fixed, but might move about the
sun.
       10. The petroleum (oil) industry is sure to continue developing
techniques and tools for operations in still deeper water and farther
from shore.
       11. We want our scientists to be well read and highly educated
persons.
     Óïð. 49. Ïåðåâåñòè íà ðóññêèé ÿçûê, îáðàòèòü âíèìàíèå íà
ôóíêöèþ ïàññèâíîãî èíôèíèòèâà.
     Model: If my hair is too long, it needs to be cut.
     - Åñëè ìîè âîëîñû ñëèøêîì äëèííûå, èõ íóæíî ïîäðåçàòü.
     1. If her dress is wrinkled it needs to be ironed.
     2. If your socks have worn into holes they need to be mended/
     3. If there are some stains on your suit it needs to be cleaned.
     4. If your dress is too long it needs to be shortened.
     5. If her shoes are completely worn down they need to be repaired.
     6. If he has worn his jacket through at the elbow it needs to be
patched.
     7. If your dog has broken loose it needs to be tied.

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