ESL001: Parts of speech | Saylor Academy

The practice resources helped refresh my knowledge about parts of speech. However, I'm still confused about what type of word "to" is, because when I marked it as a conjunction or preposition, it turned out to be wrong.

COURSE INTRODUCTION

Course Syllabus

How Good Is Your English?

Talking About Yourself

Reading Comprehension

Verbs

ESL001 Discussion: Talking About Yourself

Unit 1: Reading Skills

1.1: Word Basics: The Eight Parts of Speech

Eight Parts of Speech Overview

Nouns, Adjectives, and Pronouns

Verbs and Adverbs

Conjunctions and Prepositions

Interjections

Parts of Speech Practice

Parts of Speech Discussion

1.2: Sentence Basics: Word Order

Parts of a Sentence

Common Patterns

Phrases and Clauses

Sentence Structure Practice

Sentence Basics Discussion

1.3.1: Sentence Types: Let's Study

Simple, Compound, and Complex Sentences

Declarative, Exclamatory, Imperative, and Interrogative Sentences

1.3.2: Sentence Types: Let's Practice

Sentence Types Practice

1.3.3: Sentence Types: Let's Apply

Sentence Types Discussion

1.4: Putting It All Together

Let's Review Unit 1

Unit 1 Assessment

Building Correct Sentences

Unit 2: Reading to Comprehend

2.1: Active Reading

Active Reading Overview

Previewing and Predicting

Skimming and Scanning

2.1.2: Active Reading: Let's Practice

Active Reading Practice

Let's Play a Predicting Game!

2.1.3: Active Reading: Let's Apply

Reading Informational Text

2.2: Putting It All Together

Let's Review Unit 2

Unit 2 Assessment

Reading Comprehension

Unit 3: Reading to Improve

3.1.1: Vocabulary Building: Let's Study

Vocabulary Strategies Overview

Context Clues

Word Families

Finding New Words

3.1.2: Vocabulary Building: Let's Practice

Vocabulary Building Practice

3.1.3: Vocabulary Building: Let's Apply

Vocabulary Building Discussion

3.2: Putting It All Together

Let's Review Unit 3

Unit 3 Assessment

Let's Go on a WebQuest!

Unit 4: Reading to Write

4.1.1: Writing Basics: Let's Study

From Sentences to Text Overview

Reading and Writing in Chronological Order

4.1.2: Writing Basics: Let's Practice

Writing Process Practice

4.1.3: Writing Basics: Let's Apply

Write About Your Daily Routine

Writing Checklist for Editing

Review Your Writing Discussion

4.2: Putting It All Together

Let's Review Unit 4

Unit 4 Assessment

Sentence Organization

Course Feedback Survey

Course Feedback Survey

Certificate Final Exam

ESL001: Certificate Final Exam

Parts of speech