Solutions

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Question

Humans have been damaging the environment for centuries by overcutting trees and farming too intensively, and though some protective measures, like the establishment of national forests and wildlife sanctuaries, having been taken decades ago, great increases in population and in the intensity of industrialization are causing a worldwide ecological crisis.

Option A:

though some protective measures, like the establishment of national forests and wildlife sanctuaries, having been taken decades ago, great increases in population

Option B:

though some protective measures, such as the establishment of national forests and wildlife sanctuaries, were taken decades ago, great increases in population

Option C:

though some protective measures, such as establishing national forests and wildlife sanctuaries having been taken decades ago, great population increases

Option D:

with some protective measures, like establishing national forests and wildlife sanctuaries that were taken decades ago, great increases in population

Option E:

with some protective measures, such as the establishment of national forests and wildlife sanctuaries, having been taken decades ago, great population increases

Difficulty Level

Medium

Solution

Option B is the correct answer.

Option Analysis

Concept tested: Comparison, Tenses.

A) Inappropriate usage of the word “like” as there is no comparison here.

B) Correct Answer

C) Inappropriate usage of the continuous tense; “…having been taken…”

D) Inappropriate usage of the word “With” to explain a contrast.

E) Same as D.

Solutions

Question

Difficulty Level

Solution

Option Analysis

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