Text：My Earliest Memories

Grammar：The Object Clause 1

Grammar：Types of Sentences

The Adverbial Clause

Text：The First Postage Stamp

Grammar：The Present Perfect Continuous Tense

Lesson

Contents

Lesson

Text：China

Lesson

Lesson

Lesson

Grammar：The Superlative Degree

Lesson

Lesson

Lesson

Lesson

Lesson

Lesson

Lesson

Lesson

Text：Crazy Goats

Lesson

Lesson

Lesson

Lesson

Grammar：The Past Continuous Tense

Lesson

Text：The Story of Little Gauss

Grammar：The Past Perfect Tense

Text：The Story of Dr.Drew

Grammar：The Passive Voice（1）

Text：Glass Goes Modern

Grammar：The Passive Voice（2）

Text：Marco Polo

Grammar：The Attributive Clause（1）

Text：Synthetics

Grammar：The Attributive Clause（2）

Text：An American Mother

Direct Speech and Indirect Speech The Past Future Tense

Text：Africa—Land and Civilization

Grammar：Some Basic Uses of the Article

Text：Lenin in London

Grammar：The Gerund and the Participles

Text：The Olympic Games

Grammar：The Infinitive

Text：The People of the United States

Grammar：The Subject Clause and The Predicative Clause

Text：Standing Room Only

Grammar：The Subjunctive Mood

Text：The Cop and the Anthem

Grammar： Word Formation

Text：Patients Needed

Grammar：The Use of“It”

Revision Exercises

Vocabulary