Skip over navigation

ARCHIVED SAMPLE - course no longer available

   
 

GRAMMAR & STRUCTURE — Examples
Compound Sentences

 
 
The students walked to the beach.
The students went for a swim.
These are two simple sentences.
The students walked to the beach, and they went for a swim.

This is one compound sentence. It has two independent clauses. It has two subjects students/they It has two verbs walked/went

The students walked to the beach, and they went for a swim. The independent clauses are joined by a comma and a linking word or coordinate conjunction , and. It is not always necessary to use a comma before a linking word. If the sentence is short, you may omit the comma.
The teachers talked; the students listened. The independent clauses are joined by a semicolon ;. Do not use a semicolon with a linking word ; but.
The students wanted to pass the course; therefore, they studied hard. The independent clauses are joined by a semicolon and a transition ; therefore. Do not use a semicolon with a linking word ; but.
The teachers talked and the students listened. The verbs agree in tense. Both verbs are in the simple past tense. The comma , may be omitted with and if the independent clauses are short.
Last year the students learned about sentences, but this year the students are learning about paragraphs. The verbs show different tenses because the meaning of the sentence shows different times: last year is past tense; this year is present tense.
The students walked to the beach and went for a swim. Omit the second subject when the two subjects are the same. In this sentence, the second subject has been omitted and went It is understood that the students is the subject of walked and of went. It is not possible to omit the second subject in this sentence: The teachers talked and the students listened.