Word Study:Ⅰ．by

Ⅱ．round,around

Grammar:动词不定式

CONTENTS

Text:Earth's Man-made Moons

Lesson One

Text:Cars for Tomorrow

Text:A Story about Edison's Double Transmitter

Word Study:Ⅰ．构词

Ⅱ．stop

Grammar:动词不定式

Grammar:被动语态

Ⅱ．one

Word Study:Ⅰ．can,may,must

Grammar:被动语态

Ⅱ．介词to的用法

Word Study:Ⅰ．构词法

Text:The Radiant Energy from the Sun

Grammar:Ⅰ．一般现在时（复习）

Lesson Two 1

Text:A College Student

Word Study:do

Ⅱ．现在进行时

Text:Comrade Zhou Enlai at Nankai

Word Study:in,at,on

Grammar:一般过去时（复习）

Lesson Three

Grammar:？

Lesson Four

Ⅱ．write,teach,read,tell,show,give

Word Study:Ⅰ．for

Text:A Letter from London

Text:Water Pollution

Word Study:some,any

Lesson Five

Ⅱ．过去进行时和将来进行时

Grammar:Ⅰ．冠词

Ⅱ．want,begin,learn等

Grammar: 被动语态（1）：一般时态的被动语态

Lesson Six

Word Study:Ⅰ．take

Text:Galileo and Clocks

Ⅰ．带有情态动词的被动语态

Ⅱ．进行时态的被动语态

Lesson Seven

Ⅰ．现在完成时的被动语态

Ⅱ．带有双宾语的动词的被动语态

Revision Exercises（Lessons 1—7）

Lesson Eight

Grammar:介词和介词短语

Ⅲ．in,on,off,up

Ⅱ．of

Word Study:Ⅰstill

Text:Helicopters

Lesson Nine

Text:Stars

Grammar:形容词、副词的级

Ⅳ．more,most

Ⅲ．many,much

Ⅱ．be,become,look,seem,appear

Word Study:Ⅰ．构词

Lesson Ten

Lesson Eleven

Revision Exercises（Lessons 8—11）

Lesson Twelve

Ⅱ．宾语从句

Lesson Thirteen

Ⅳ．表语从句

Ⅲ．主语从句

Text:The Life in the Sea

Grammar:Ⅰ．主从复合句

Ⅲ．what

Ⅱ．below,beneath,under

Word Study:Ⅰ．构词

Lesson Fourteen

Grammar:状语从句

Word Study:Ⅰ．few;a few;little,a little

Ⅱ．get

Text:Gases as Heat Insulators

Text:Molecules and Atoms

Word Study:Ⅰ．构词

Ⅱ．make

Ⅲ．with

Grammar:定语从句

Lesson Fifteen

Revision Exercises（Lessons 12—15）

Word Study:Ⅰ．ability,tendency,chance

Text:The Laser

Appendixes:

Classroom English

International Phonetic Symbols

Rules of Pronunciation

Irregular Verbs

Numerals

Vocabulary 1

Vocabulary 2