Environmental pollution . . . . . . . . ever since people . . . . . . . . to congregate in towns and cities.
A. will have existed/are beginning
B. exist/have begun
C. had existed/were beginning
D. has existed/began
E. will exist/begin
Answer: Option D
This Question Belongs to Competitive English >> Tenses
Identify the tense used in the following sentence:
I have been working on the problem.
A. Present Continuous
B. Present Perfect Continuous
C. Past Perfect
D. Past Continuous
Identify the tense used in the following sentence:
They will have been writing their letters.
A. Future Perfect Continuous
B. Future Continuous
C. Present Perfect Continuous
D. Present Perfect
Identify the tense used in the following sentence:
I will represent him in court.
A. Simple Present
B. Simple Future
C. Simple Past
D. Future Continuous
Identify the tense used in the following sentence:
I will give him a gift.
A. Simple Present
B. Simple Past
C. Present Continuous
D. Simple Future
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