Using Commas with Coordinating Conjunctions and But or

Combine each pair of sentences to make a compound sentence. Choose the correct coordinating conjunction in parentheses. You may bring your dog to Yosemite. Dogs are only allowed on paved trails.

• or

• but

Combine each pair of sentences to make a compound sentence. Choose the correct coordinating conjunction in parentheses. There are wild animals in the park. You need to be careful as you hike.

• so

• but

Combine each pair of sentences to make a compound sentence. Choose the correct coordinating conjunction in parentheses. You should never leave food out in the open. You must remove your garbage.

• but

• and

For numbers 1-4, what is the correct way to write the underlined part of each sentence? Yosemite became a national park in 1890 and today millions of people explore it.

• in 1890 but today millions

• in 1890 and, today millions

• in 1890, and today millions

• in 1890 so, today millions

At Yosemite’s museum you can read books so you can look at photographs on the walls.

• books, or you can look at

• books, so you can look at

• books or, you can look at

• books but, you can look at

The park is open all year round but some of the roads close in winter.

• all year round or some

• all year round, but some

• all year round, or some

• all year round but, some

Yosemite is filled with natural wonders, or enjoy it when you visit!

• natural wonders, but, enjoy

• natural wonders so enjoy

• natural wonders, so enjoy

• natural wonders, and enjoy