Identifying Sentence Structure and Phrases

What is the best way to combine sentences 1 and 2?

• Every year, monarch butterflies migrate thousands of miles from the northern United States and Canada they travel to central Mexico.

• Every year, monarch butterflies migrate thousands of miles, and they travel from the northern United States and Canada to central Mexico.

• Every year, monarch butterflies migrate thousands of miles from the northern United States and Canada to central Mexico.

• Every year, monarch butterflies migrate; from the northern United States and Canada to central Mexico.

Answer explanation

"Every year, monarch butterflies migrate thousands of miles from the northern United States and Canada to central Mexico." combines both ideas into one fluent sentence without redundancy or errors in punctuation.

What change, if any, is needed in sentence 4?

• Change Scientists, fascinated by this natural phenomenon, to Scientists fascinated by this natural phenomenon

• No change is needed.

• Add a prepositional phrase before “Scientists”

• Change the commas to dashes

Answer explanation

The original sentence correctly uses an appositive phrase and is punctuated properly.

Which sentence contains an appositive phrase?

• Sentence 1

• Sentence 2

• Sentence 4

• Sentence 6

Answer explanation

Sentence 4 includes an appositive phrase: 'fascinated by this natural phenomenon' describes the subject.

What is the best revision of sentence 6 to create a complex sentence?

• Monarchs stay there during the winter months, and they begin their journey back north in the spring.

• Monarchs stay there during the winter months; they begin their journey back north in the spring.

• Monarchs stay there during the winter months until they begin their journey back north in the spring.

• Monarchs stay there. During the winter months, they begin their journey back north in the spring.

Answer explanation

"Monarchs stay there during the winter months until they begin their journey back north in the spring."

uses the subordinating conjunction 'until' to create a complex sentence that links the ideas logically.

What revision best improves sentence 5 by adding a prepositional phrase?

• Monarchs cluster together.

• Monarchs cluster together in trees near the mountain forests of Mexico.

• Monarchs cluster in Mexico.

• Monarchs cluster near forests.

Answer explanation

"Monarchs cluster together in trees near the mountain forests of Mexico." includes vivid, specific prepositional phrases that enrich the sentence with imagery and location.

Which sentence contains a compound sentence?

• Sentence 1

• Sentence 3

• Sentence 6

• Sentence 4

Answer explanation

Sentence 6 is a compound sentence joined by the coordinating conjunction 'and.'

Which revision best corrects the comma splice in sentence 6?

• They stay there during the winter months, they begin their journey back north in the spring.

• They stay there during the winter months, and they begin their journey back north in the spring.

• They stay there during the winter months but, they begin their journey back north in the spring.

• They stay there, during the winter months and they begin their journey back north in the spring.

Answer explanation

"They stay there during the winter months, and they begin their journey back north in the spring." correctly adds a coordinating conjunction to fix the comma splice.

What type of phrase is 'from the northern United States and Canada to central Mexico' in sentence 2?

• Appositive phrase

• Prepositional phrase

• Verb phrase

• Subordinate clause

Answer explanation

This is a prepositional phrase showing direction and place.

What kind of phrase is 'a huge fan of space documentaries' in sentence 9?

• Appositive phrase

• Prepositional phrase

• Compound subject

• Complex clause

Answer explanation

It's an appositive that renames 'my brother' and adds detail.

What is the best way to revise sentence 10 for conciseness while maintaining its meaning?

• He enjoys documentaries about the moon landing. He also finds Mars rover missions fascinating.

• He enjoys documentaries about the moon landing and finds the Mars rover missions fascinating.

• He enjoys documentaries and moon landings; and Mars rover missions are fascinating.

• Documentaries about the moon landing, and Mars rover missions, are what he finds fascinating.

Answer explanation

"He enjoys documentaries about the moon landing and finds the Mars rover missions fascinating." combines ideas smoothly and avoids repetition.