As you explore the perfect tenses, direct your class to this resource, which provides explanation and examples for reference as well as an online interactive exercise for practice. They can first read up on haber and either continue...

In this conjugating verbs worksheet, students are given definitions for the infinitive, gerund, and past participle forms.  Present, past, and future tenses are also identified and defined.

Help your pupils keep their simple, perfect, and progressive tenses straight with a reference page. Each verb tense is paired with a definition and at least one sample sentence.

Keep your finances straight—more like finance formulas straight—with a well-organized formula guide full of everything you need. Starting with simple interest and ending with future and present value, this sheet can be...

Examples of simple present, simple future, future perfect, present continuous, future continuous, to be going to, future perfect continuous, and some added notes.

This page explains the three major verb tenses: past, present, and future with examples. It also offers links to information about each of these as well as the perfect, continuous, and perfect continuous of each.

Writing center guide to verb tenses that dicusses present, present continuous, past, past continuous, future, future continuous, present perfect, and past perfect.

Learn about progressive verb tenses (present progressive, present continuous, past progressive, past continuous, future progressive, and future continuous) by reading, watching a video [0:52] and taking short online quizzes.

An explanation of future time with links to addition information on present continuous, present simple, future time, and more.

This Purdue University tutorial covers active and passive voices through simple examples.

This page explains verb conjugations including persons: first, second, and third person; number: singular and plural; and tenses: present, past, and future and simple, continuous, and perfect. It provides examples of verb conjugations.