Сборник упражнений по грамматике английского языка. Стрелкова М.С. - 22 стр.

      36. The world production of mercury has been found to amount to about
10000 tons per year.
      37. Due to the large-scale use a considerable amount of mercury wastes is
likely to flow into environments.
      38. The strata at all the producing petroleum wells became apparent to be
sedimentary and the structure to consist of anticlines.
      39. Oil contains nitrogen and certain compounds (porphyrins) that scien-
tists believe can only originate in living matter
      40. The mechanism that finally triggered the most recent ice age appears to
have been the change in ocean-current circulation resulting from the collision
between South and North America, which was completed by 2 million years
ago.
      41. These trends are likely to be due to increased pollution by heavy met-
als.
      42. Most of the species were found to belong to genera that today live in
warm areas of the world.
      43. Upon microscopic examination the insoluble residue was seen to con-
tain silicified legs, mouth parts and heads of many small insects.
      44. Organic remains are most likely to be preserved in fine-grained sedi-
ments, provided that they are buried quickly enough to avoid decay or scaveng-
ing.
      45. This history shows that international demand for nearly any forest
product is more likely to promote forest distribution than conservation, even if
the product will be harvested without cutting trees.
      46. But Greenpeace said that Norway’s determination to oppose the ban on
dumping new installation seemed to be in total opposition to the strong line
taken on reprocessing.
      47. Destruction of the soil showed the more then 95 % of the total Cd con-
tent to has been extractable with 0,43 M HNO3.
      48. As the mobile region sorption affects only the parameter values of the
transport model and not the effect of nonlinearity, the sorption in the mobile re-
gion is assumed to be zero.
      49. The Chernobyl nuclear power plant disaster in 1986 caused large parts
of Europe to be contaminated with radioactivity.
      50. Function of potassium appears rather to be catalytic in nature.



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