GMAT Sentence Correction (SC) Forum - Practice and Tips

ER -1

Sentence Correction Megathread

1, 2

souvik101990

11 Nov 2020, 23:13

1.1k

23

211,228

by: mesakibbb

01 Mar 2026, 11:59

ER

100 Hardest and easiest questions for SC as of April 2026

655-705 (Hard)

655-705 (Hard) hide tags

1, 2

sayantanc2k

01 Jan 2026, 05:45

1.5k

34

324,450

by: VerbalBot

27 Dec 2024, 21:52

ER

Sentence Correction Question Directory Topic and Difficulty

505-555 (Easy) +6 tags

505-555 (Easy), 555-605 (Medium), 605-655 (Medium), 655-705 (Hard), 705-805 (Hard), 805+ (Hard), Sub 505 (Easy) hide tags

bb

05 Sep 2023, 21:02

2.8k

0

915,194

by: bb

05 Sep 2023, 21:02

ER

Using psilocybin, the naturally occurring psychedelic compound in

505-555 (Easy) | Grammatical/Rhetorical Construction

505-555 (Easy) | Grammatical/Rhetorical Construction hide tags

Bunuel

09 Feb 2023, 10:43

1

1,686

by: marcominini

09 Feb 2023, 13:46

ER -2

Using modern radio-carbon techniques, fossils unearthed from

505-555 (Easy) | Modifiers

505-555 (Easy) | Modifiers hide tags

1, 2

bb

14 Dec 2012, 13:46

36

24

11,970

by: VerbalBot

03 Nov 2023, 10:16

ER

Using its tail, a wall can not only be scaled by a gecko with great sp

Sub 505 (Easy) | Modifiers

Sub 505 (Easy) | Modifiers hide tags

Bunuel

13 Aug 2021, 06:30

4

1,781

by: 100mitra

29 Aug 2021, 02:32

ER

Using hidden cameras that are triggered by motion, reclusive animal

555-605 (Medium) | Grammatical/Rhetorical Construction, Modifiers

555-605 (Medium) | Grammatical/Rhetorical Construction, Modifiers hide tags

preptime

12 Mar 2011, 16:04

33

13

11,828

by: VerbalBot

11 Feb 2023, 11:47

ER

Using digital enhancements of skull fragments from five prehistoric

Sub 505 (Easy) | Grammatical/Rhetorical Construction, Verb Tense/Form

Sub 505 (Easy) | Grammatical/Rhetorical Construction, Verb Tense/Form hide tags

1, 2

Gnpth

04 Jul 2016, 04:43

73

23

36,966

by: VerbalBot

11 Dec 2023, 04:55

ER

Using computer animation programs, animators are now able to produce

Sub 505 (Easy) | Adjectives and Adverbs, Idioms/Diction/Redundancy

Sub 505 (Easy) | Adjectives and Adverbs, Idioms/Diction/Redundancy hide tags

Bunuel

28 Jul 2022, 07:20

8

6

3,904

by: jfjahfnkjahbfkjds

08 Feb 2023, 09:22

ER

Using a small camera through an incision in the knee, a procedure call

Sub 505 (Easy) | Grammatical/Rhetorical Construction, Meaning/Logical Predication

Sub 505 (Easy) | Grammatical/Rhetorical Construction, Meaning/Logical Predication hide tags

Bunuel

16 Jul 2018, 00:59

2

4

3,891

by: rvgmat12

02 Apr 2022, 11:48

ER

Using a seismic survey, hydrocarbons can be located even though they a

555-605 (Medium) | Modifiers

555-605 (Medium) | Modifiers hide tags

AnishG

13 Jul 2016, 00:52

41

14

7,126

by: VerbalBot

05 Feb 2023, 14:00

Using a new, high-technology process, diamonds can be created by simul

505-555 (Easy) | Modifiers

505-555 (Easy) | Modifiers hide tags

Carcass

09 Nov 2018, 03:59

21

11

7,373

by: VerbalBot

04 Jul 2022, 02:51

ER

Using a metal detector, old coins and other valuables can be

655-705 (Hard) | Modifiers, Pronouns

655-705 (Hard) | Modifiers, Pronouns hide tags

1, 2

badribaba1984

10 Aug 2012, 17:04

24

23

11,339

by: VerbalBot

04 Sep 2023, 02:35

ER

Using a light meter, proper exposure of photographic film can be ensur

Sub 505 (Easy) | Modifiers, Whole Sentence Underline

Sub 505 (Easy) | Modifiers, Whole Sentence Underline hide tags

Bunuel

03 Jun 2022, 03:00

8

2,090

by: Bunuel

03 Jul 2022, 21:15

ER

Using a laparoscope, ovaries can be removed without opening the abdome

555-605 (Medium) | Adjectives and Adverbs +4 tags

555-605 (Medium) | Adjectives and Adverbs, Grammatical/Rhetorical Construction, Idioms/Diction/Redundancy, Modifiers, Verb Tense/Form hide tags

generis

13 Aug 2020, 23:37

45

17

6,747

by: VerbalBot

11 Aug 2023, 00:56

ER

Using a Doppler ultrasound device, fetal heartbeats can be detected by

Sub 505 (Easy) | Comparisons

Sub 505 (Easy) | Comparisons hide tags

1, 2

eyunni

12 Apr 2019, 00:03

113

25

26,145

by: VerbalBot

06 Jan 2024, 01:05

ER

Using a criterion based on an object's color, astronomers recently ide

505-555 (Easy) | Idioms/Diction/Redundancy +2 tags

505-555 (Easy) | Idioms/Diction/Redundancy, Modifiers, Verb Tense/Form hide tags

Bunuel

10 May 2022, 01:37

2

1

2,595

by: PyjamaScientist

10 May 2022, 03:48

Using a computer model to estimate future productivity

555-605 (Medium) | Modifiers

555-605 (Medium) | Modifiers hide tags

shyind

27 Jul 2015, 08:35

13

5

4,889

by: VerbalBot

08 Sep 2022, 08:09

ER

Using a combination of algebra and ancient Greek to code her clandesti

605-655 (Medium) | Grammatical/Rhetorical Construction +3 tags

605-655 (Medium) | Grammatical/Rhetorical Construction, Idioms/Diction/Redundancy, Meaning/Logical Predication, Parallelism hide tags

generis

03 Aug 2021, 22:43

22

10

4,144

by: VerbalBot

13 Oct 2023, 11:52

ER

Using a brush soaked in water, a stroke can be smeared that is made wi

555-605 (Medium) | Grammatical/Rhetorical Construction

555-605 (Medium) | Grammatical/Rhetorical Construction hide tags

Bunuel

13 Aug 2021, 06:00

2

4

2,046

by: Bunuel

21 Aug 2021, 03:33

ER

Using a 64-beam laser to create a detailed 3D map of its environment,

655-705 (Hard) | Comparisons

655-705 (Hard) | Comparisons hide tags

Sajjad1994

31 Aug 2019, 04:21

2

1

2,316

by: Bunuel

03 Sep 2019, 05:39

ER

Uses of the irrational number e in fields other than pure mathematics

555-605 (Medium) | Parallelism

555-605 (Medium) | Parallelism hide tags

goodyear2013

07 Jan 2014, 14:09

30

6

7,602

by: VerbalBot

28 Oct 2021, 02:49

ER

Useful links for SC

mikeCoolBoy

05 Sep 2009, 06:13

31

9

13,915

by: VerbalBot

19 Nov 2015, 13:17

ER -1

Used until the end of the Second World War, the German army employed

Sub 505 (Easy) | Modifiers

Sub 505 (Easy) | Modifiers hide tags

1, 2

GetThisDone

20 Apr 2012, 01:25

34

22

21,855

by: Catman

25 Jul 2023, 10:23

ER

Used in many cleaning detergents and hygiene products to produce suds

555-605 (Medium) | Grammatical/Rhetorical Construction, Modifiers

555-605 (Medium) | Grammatical/Rhetorical Construction, Modifiers hide tags

Bunuel

17 Sep 2021, 01:30

11

8

2,778

by: VerbalBot

23 Oct 2023, 09:29

ER

Used by many natural history museum curators in the preparation of ani

555-605 (Medium) | Meaning/Logical Predication, Parallelism

555-605 (Medium) | Meaning/Logical Predication, Parallelism hide tags

1, 2

Wayxi

13 Dec 2018, 05:07

135

21

33,291

by: VerbalBot

13 Feb 2023, 10:43

ER

Used as writing surfaces for hundred of years, medieval scribes prefer

555-605 (Medium) | Comparisons, Modifiers

555-605 (Medium) | Comparisons, Modifiers hide tags

Bunuel

26 Apr 2023, 01:30

4

3

1,905

by: Bunuel

07 May 2023, 08:45

Use of pronouns in sentences w clauses after a semicolon is in place

655-705 (Hard) | Pronouns

655-705 (Hard) | Pronouns hide tags

u98dglory

12 Sep 2023, 11:09

1

1,709

by: Ishmeet7

14 Sep 2023, 14:27

ER

Use of possessive nouns

800Dreamer

07 Aug 2019, 22:34

2

2,003

by: 800Dreamer

07 Aug 2019, 23:52

Use of Comma

prakash111687

13 Jul 2012, 07:57

79

9

14,324

by: VerbalBot

19 Sep 2023, 06:35

ER

Use of "having been" or "having" in SC senctences..

confusedsoul

28 May 2013, 20:44

97

9

55,875

by: VerbalBot

25 Dec 2024, 20:10

ER

Usage of HAVE BEEN - Kaplan

ykaiim

24 May 2010, 00:32

31

16

13,822

by: VerbalBot

10 Jan 2022, 11:01

ER

Usage of "BEING" on GMAT

dragonball

28 Mar 2011, 06:42

38

6

23,906

by: VerbalBot

26 Aug 2023, 07:42

ER -1

USAGE OF ‘LIKE’

egmat

09 Jun 2014, 01:35

41

4

13,341

by: Vishlesh

09 Feb 2023, 05:12

ER

Urine test, like blood test, is a commonly employed drug test, because

555-605 (Medium) | Meaning/Logical Predication, Parallelism

555-605 (Medium) | Meaning/Logical Predication, Parallelism hide tags

Bunuel

09 Nov 2022, 02:30

5

4

1,885

by: Bunuel

03 Dec 2022, 11:15

ER

Urban waterfronts are increasingly prized as prime real estate and

605-655 (Medium) | Grammatical/Rhetorical Construction +3 tags

605-655 (Medium) | Grammatical/Rhetorical Construction, Idioms/Diction/Redundancy, Modifiers, Whole Sentence Underline hide tags

generis

22 Jun 2021, 22:19

20

7

4,263

by: VerbalBot

11 Sep 2022, 14:36

ER

Urban officials want the census to be as accurate and complete as poss

Sub 505 (Easy) | Subject Verb Agreement

Sub 505 (Easy) | Subject Verb Agreement hide tags

aragonn

26 Nov 2018, 08:40

18

10

8,765

by: VerbalBot

15 Jul 2023, 08:18

ER

Uranus’s atmosphere is like that of Jupiter’s in that it is full of

Sub 505 (Easy) | Meaning/Logical Predication

Sub 505 (Easy) | Meaning/Logical Predication hide tags

Abhi077

05 May 2020, 14:52

4

2

1,502

by: NiftyNiffler

09 May 2020, 03:08

ER

Uranium, the heaviest of the stable, naturally-occurring che

605-655 (Medium) | Idioms/Diction/Redundancy

605-655 (Medium) | Idioms/Diction/Redundancy hide tags

blueseas

23 Sep 2018, 06:59

47

18

10,674

by: VerbalBot

28 Nov 2022, 01:46

Upset over the high-handedness of the security agencies, the

Sub 505 (Easy) | Modifiers

Sub 505 (Easy) | Modifiers hide tags

getgyan

10 Oct 2012, 00:23

11

9,551

by: dostwal

30 Jan 2026, 10:32

ER

Upset by the recent downturn in production numbers during the first ha

Sub 505 (Easy) | Grammatical/Rhetorical Construction, Modifiers

Sub 505 (Easy) | Grammatical/Rhetorical Construction, Modifiers hide tags

mohan514

28 Oct 2019, 01:47

2

8

9,667

by: VerbalBot

27 Nov 2022, 07:16

ER

Upset by the litter around her neighborhood, the idea of after-school

555-605 (Medium) | Comparisons, Subjunctive

555-605 (Medium) | Comparisons, Subjunctive hide tags

baru

29 Aug 2018, 22:54

34

14

6,393

by: VerbalBot

30 Apr 2023, 19:39

ER

Upper management has long been known that working overtime

505-555 (Easy) | Grammatical/Rhetorical Construction

505-555 (Easy) | Grammatical/Rhetorical Construction hide tags

feruz77

12 Jan 2011, 09:33

5

3,728

by: VerbalBot

28 Jan 2022, 04:14

Upon visiting the church where the murder had taken place, the grotesq

555-605 (Medium) | Modifiers

555-605 (Medium) | Modifiers hide tags

AkshdeepS

24 Mar 2019, 22:44

4

7

2,524

by: SairamRamo

21 Jul 2020, 21:48

ER

Upon their first encountering leaf-cutting ants in South America the

505-555 (Easy) | Grammatical/Rhetorical Construction +3 tags

505-555 (Easy) | Grammatical/Rhetorical Construction, Idioms/Diction/Redundancy, Meaning/Logical Predication, Pronouns hide tags

1, 2

generis

20 Apr 2020, 22:47

103

20

21,890

by: VerbalBot

16 Jun 2023, 07:51

Upon returning from an expedition to a remote region of Brazil, a grou

555-605 (Medium) | Pronouns

555-605 (Medium) | Pronouns hide tags

DYNAMITE

09 Mar 2019, 01:24

9

14

6,395

by: thakurarun85

04 Dec 2021, 00:09

ER

Upon receiving a summons for fare evasions

Sub 505 (Easy) | Grammatical/Rhetorical Construction +2 tags

Sub 505 (Easy) | Grammatical/Rhetorical Construction, Punctuation, Verb Tense/Form hide tags

paidlukkha

15 Aug 2016, 09:02

32

6

10,819

by: VerbalBot

09 Jan 2024, 19:30

ER -1

Upon man-made toxins’ invading the human body, special enzymes are dep

555-605 (Medium) | Clauses +2 tags

555-605 (Medium) | Clauses, Grammatical/Rhetorical Construction, Subject Verb Agreement hide tags

Sajjad1994

23 Aug 2020, 02:40

16

6

3,589

by: Carcass

04 Feb 2022, 16:17

ER

Upon arrival at any place of posting I find it greatly different than

555-605 (Medium) | Idioms/Diction/Redundancy

555-605 (Medium) | Idioms/Diction/Redundancy hide tags

Shaheensingh17

07 Jun 2017, 11:00

1

4

3,819

by: sayantanc2k

08 Jun 2017, 03:32

ER

Upon appearing first as a tiny speck in the night sky, some comets eve

505-555 (Easy) | Meaning/Logical Predication

505-555 (Easy) | Meaning/Logical Predication hide tags

Bunuel

03 Feb 2023, 02:30

4

2

1,755

by: Bunuel

05 Mar 2023, 20:45

ER

Up-and-coming athletic wear companies like Envirotek

655-705 (Hard) | Parallelism

655-705 (Hard) | Parallelism hide tags

daboo343

30 Sep 2018, 11:47

59

14

8,402

by: VerbalBot

05 Aug 2023, 11:09

Unwilling to threaten the revenue generated by the city's two airports

Sub 505 (Easy) | Modifiers

Sub 505 (Easy) | Modifiers hide tags

itisSheldon

10 Jul 2018, 10:50

4

2,705

by: vaibhav1221

11 Jul 2018, 08:13

ER

Unveiling a paper robot that can autonomously fold to transform itself

655-705 (Hard) | Idioms/Diction/Redundancy, Modifiers

655-705 (Hard) | Idioms/Diction/Redundancy, Modifiers hide tags

bkpolymers1617

09 Sep 2017, 06:56

37

12

8,053

by: VerbalBot

13 Jul 2023, 14:40

Sentence Correction (SC - EA only)