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Apr 2808:00 AM PDT
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06 Dec 2019, 00:00
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Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
5%
(low)
Question Stats:
85% (01:13) correct
15%
(01:10)
wrong
based on 140
sessions
History
Date
Time
Result
Not Attempted Yet
Virologists, having learned an enormous amount during the last two decades about HIV/AIDS and its devolution from a fatal to manageable disease, are now learning more details about how the virus changes and how patients transmit the disease.
A) Virologists, having learned an enormous amount during the last two decades about HIV/AIDS and its devolution from a fatal to manageable disease, are
B) Virologists, having learned an enormous amount during the last two decades about HIV/AIDS and its devolution from a fatal to manageable disease, and are
C) Virologists learning an enormous amount about HIV/AIDS and its devolution from a fatal to manageable disease during the last two decades, and are
D) Virologists have learned an enormous amount during the last two decades about HIV/AIDS and its devolution from a fatal to manageable disease,
E) Virologists have learned, during the last two decades, an enormous amount about HIV/AIDS and its devolution from a fatal to manageable disease,
Source: Ready4GMAT
A) Virologists, having learned an enormous amount during the last two decades about HIV/AIDS and its devolution from a fatal to manageable disease, are
B) Virologists, having learned an enormous amount during the last two decades about HIV/AIDS and its devolution from a fatal to manageable disease, and are
C) Virologists learning an enormous amount about HIV/AIDS and its devolution from a fatal to manageable disease during the last two decades, and are
D) Virologists have learned an enormous amount during the last two decades about HIV/AIDS and its devolution from a fatal to manageable disease,
E) Virologists have learned, during the last two decades, an enormous amount about HIV/AIDS and its devolution from a fatal to manageable disease,
Source: Ready4GMAT
12 Sep 2023, 11:14
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A) Virologists, having learned an enormous amount during the last two decades about HIV/AIDS and its devolution from a fatal to manageable disease, are
Analysis : here few interesting things are happening. We see a conjunction "and" which is appropriately joining two phrases. The "are" which follows the sentence is the main verb. Hence this option is correct.
B) Virologists, having learned an enormous amount during the last two decades about HIV/AIDS and its devolution from a fatal to manageable disease, and are
Analysis: Here the "and" is wrongly placed. This option is out.
C) Virologists learning an enormous amount about HIV/AIDS and its devolution from a fatal to manageable disease during the last two decades, and are
Analysis : Same problem as the previous one.
D) Virologists have learned an enormous amount during the last two decades about HIV/AIDS and its devolution from a fatal to manageable disease,
Analysis : If you holistically read the entire sentence , you will see there is no main verb. This option is out.
E) Virologists have learned, during the last two decades, an enormous amount about HIV/AIDS and its devolution from a fatal to manageable disease,
Analysis : A conjunction is missing here. This is a comma splice issue.This option is out.
Analysis : here few interesting things are happening. We see a conjunction "and" which is appropriately joining two phrases. The "are" which follows the sentence is the main verb. Hence this option is correct.
B) Virologists, having learned an enormous amount during the last two decades about HIV/AIDS and its devolution from a fatal to manageable disease, and are
Analysis: Here the "and" is wrongly placed. This option is out.
C) Virologists learning an enormous amount about HIV/AIDS and its devolution from a fatal to manageable disease during the last two decades, and are
Analysis : Same problem as the previous one.
D) Virologists have learned an enormous amount during the last two decades about HIV/AIDS and its devolution from a fatal to manageable disease,
Analysis : If you holistically read the entire sentence , you will see there is no main verb. This option is out.
E) Virologists have learned, during the last two decades, an enormous amount about HIV/AIDS and its devolution from a fatal to manageable disease,
Analysis : A conjunction is missing here. This is a comma splice issue.This option is out.
