EXERCISE P1–4 Commas with independent clauses and introductory elements

EXERCISE P1–4Commas with independent clauses and introductory elements

Example:

We planted the bulbs before the frost so we expect flowers in early spring.

We planted the bulbs before the frost, so we expect flowers in early spring.

The second sentence correctly uses a comma before the coordinating conjunction so to separate the two independent clauses.

For more help, see sections P1-a and P1-b.