PSAT Writing : Identifying Punctuation Errors: Comma Splices

Study concepts, example questions & explanations for PSAT Writing

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Example Questions

Example Question #1 :Identifying Punctuation Errors: Comma Splices

Select the underlined word or phrase that needs to be changed to make the sentence correct. Some sentences contain no error at all.

The老大male dog becameawfullyselfish duringfeedingtime, hewould not even let his own pups get a scrap of food.No error

Possible Answers:

time, he

awfully

No error

老大

feeding

Correct answer:

time, he

Explanation:

Two independent clauses that can each stand alone must be separated by either a period or a semicolon, or connected by a comma followed by a conjunction. Because this sentence doesn't include a conjunction like "and" after its comma, it is incorrect. (This error, where two independent clauses are incorrectly connected by a comma, is known as a "comma splice.")

Example Question #1 :Identifying Punctuation Errors: Commas

Select the underlined word or phrase that needs to be changed to make the sentence correct. Some sentences contain no error at all.

Anna, questioningherdecision, lookedto herbrother, howeverhewouldn't meether eye.No error

Possible Answers:

Anna, questioning

brother, however

wouldn't meet

decision, looked

No error

Correct answer:

brother, however

Explanation:

The clause, "however, he wouldn't meet her eye," is an independent clause and must be separated by a semicolon or a coordinating conjunction.

Example Question #1 :Identifying Punctuation Errors: Comma Splices

Select the underlined word or phrase that needs to be changed to make the sentence correct. Some sentences contain no error at all.

Thecity’s youthtakegreat pride inthe local musicscene, thereare popular concertseveryweekend.No error

Possible Answers:

great pride in

No error

scene, there

every

city's youth

Correct answer:

scene, there

Explanation:

This sentence has a comma splice, which means that it has two independent clauses separated only by a comma. A semicolon is appropriate here. The corrected sentence reads, "The city’s youth take great pride in the local music scene; there are popular concerts every weekend."

Example Question #1 :Identifying Punctuation Errors: Comma Splices

Select the underlined word or phrase that needs to be changed to make the sentence correct. Some sentences contain no error at all.

Istayed up latelast nightbakingchocolate chipcookies,this morning when I woke up the housesmelled so goodthat it made me hungry.No error

Possible Answers:

stayed up late

baking

cookies,

smelled so good

No error

Correct answer:

cookies,

Explanation:

This is a run-on sentence. The two independent clauses need to be split into two separate sentences, or separated by a semicolon.

Example Question #1 :Identifying Punctuation Errors: Commas

Select the underlined word or phrase that needs to be changed to make the sentence correct. Some sentences contain no error at all.

Car, bicycle, andbus aretheonlymeans of transportation in thiscity, thereis no metro systemavailable yet.No error

Possible Answers:

city, there

bus are

No error

only

available yet

Correct answer:

city, there

Explanation:

A comma should only be used to separate an independent clause from a dependent clause: here it is separating two independent clauses, so a period or semi-colon is more appropritate.

Example Question #1 :Identifying Punctuation Errors: Comma Splices

Select the underlined word or phrase that needs to be changed to make the sentence correct. Some sentences contain no error at all.

The kids at the pumpkin patchscreechedand spun aroundin circlesallday, theybothered their teachertremendously.No error

Possible Answers:

tremendously

screeched

No error

day, they

in circles

Correct answer:

day, they

Explanation:

This is an example of a comma splice. The two independent clauses should be separated by a period, a semi-colon, or a comma and a conjunction, not by just a comma, which is used to separate independent and dependent clauses.

Example Question #1 :Identifying Punctuation Errors: Commas

Select the underlined word or phrase that needs to be changed to make the sentence correct. Some sentences contain no error at all.

Thomashad always struggledwithtrigonometry, hethought that circlesshould remaincircles and let triangles and squiggles betheirown shapes.No error

Possible Answers:

trigonometry, he

should remain

No error

their

had always struggled

Correct answer:

trigonometry, he

Explanation:

This sentence is an example of a run-on or comma splice. It has two independent clauses separated only by a comma. One way to fix this is to change the comma to a semicolon; if this were to be done, the corrected sentence would read, "Thomas had always struggled with trigonometry; he thought that circles should remain circles and let triangles and squiggles be their own shapes."

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