Introduction
When you use a variety of sentences and clauses, your writing is more interesting. Good writers understand that changing sentence structure and length will help keep a reader engaged. For example, subordinating clauses add detail to descriptions. Willa Cather's O! Pioneers is a classic example of using clauses in this way.

Destination: O! Pioneers
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1. Look for the black bar at the top of the web page; click on "Books."
2. Under "Browse Books," click on "O."
3. Find the title O! Pioneers. Click on "HTML."
4. Scroll down to "Part I The Wild Land."

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Directions
Read Part 1: "The Wild Land"

1.	Identify the main clause in the fifth sentence of the first paragraph.
2.	Identify the adjective clause that modifies the object of the main clause. What relative pronoun introduces the adjective clause?
3.	Look at paragraph eight. What kind of clause does it begin with? What does it tell?
4.	The first sentence of paragraph twenty is a simple sentence. "The wagon jolted along over the frozen road." How do you know?
5.	The third sentence in the first paragraph is a compound sentence. Why?