Indirect Speech

Direct Speech

Review of Past Perfect Tense

Review of Simple Past Tense

Verbal: Participle or Participial Phrase

Verbal: Infinitive or Infinitive Phrase

Verbal: Gerund

Modals

Using Imperatives and Giving Instructions

Verbals

Direct and Reported Speech

Verbs in Active and Passive Voices

Object Compelements in Sentences

Expanding Sentences with Clauses

Prepositional Phrases

Adverbs as Verb Modifiers

Adjectives as Modifiers

Nouns as Subject Complements

Different Kinds of Sentences

Intervening Phrases and Inverted Sentences

Verbs and Subject-Verb Agreement

Pronouns and Pronoun Antecedents

Nouns as Building Blocks of Sentences

Energy Flow in an Ecosystem

Earthquakes

Energy Phase Changes in Matter

The Building Blocks of Matter

Earthquake Magnitude, Intensity, and Preparedness

Earthquakes and Faults

Heat

The Laws of Motion

Heat Energy

Speed, Velocity, and Acceleration

Motion and Distance

Energy Transfer in an Ecosystem

Ecological Relationships in Ecosystems