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Tuesday, September 29, 2020

Reading and writing fill in the blanks practice exercise. Below is text with blanks. Choose the correct word for each blank to complete the text.

What human activity has the greatest impact on the planet? I took an informal poll of New Yorkers: “Driving, day to day commuting.” “Eating too much meat.” “Using too many resources, I think.” “Factory farming.” “Driving.” Here’s (1) ……………….. I didn’t hear: killing off the top carnivores, like tigers, wolves and bears. (2) …………………… say it’s an (3) ……………………. problem with effects that ripple through (4) ………………………. in unexpected ways. When otters (5)………………….., for example, urchins take over, decimating kelp forests. Researchers reviewed the conservation status of 31 of the world’s largest carnivorous mammals. They found that some two-thirds are threatened and living on a fraction of their former range. And nearly all are decreasing in number, apart from a few exceptions, like grizzlies and black bears. Their analysis appears in the journal Science. The loss of top carnivores could alter the (6) …………………. of disease and (7) ………………………., they say, and have unintended consequences for ecosystems. So either we learn to coexist with these predators or their disappearance may come back to bite us.

(1) undercutting, lashing, something, exacting
(2) Scientists, Impoliteness, Rightfulness, Hyacinths
(3) rewrote, secured, overlooked, angered
(4) intuitions, ecosystems, capricious, utensils
(5) disappear, caravels, forswear, Legionnaire
(6) nonactive, schematic, prophylactics, dynamics
(7) skywriters, highfliers, wildfires, playful

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