本书将帮你充分备战托福考试的第二部分――语法结构与改错部分。这本书可作教科书和自学参考书之用。本书的16个章节包括了托福考试第二部分所有的语法项目，并为大家提供有关各个语法项目的简介、托福样题和内容丰富多彩的练习。为了进一步巩固你的学习效果，本书还在第二部分提供了5套试题。本书的后面还有内容详尽的答案，以便你核对答案时使用。本书不仅能帮助你迅速熟悉托福考试第二部分的题型，还会帮助你了解进而熟知托福考试所要测试的各专业领域内容。这些专业领域包括物理科学、社会科学、艺术和人文科学等等。希望本书能够让你在学习和准备托福考试的过程中充满乐趣。

CONTENTS
Asknowledgments
To the Teacher
To the student
Structure and Written Expression
PART 1: TYPES OF STRUCTURE AND WRITTEN EXPRESSION QUESTIONS
CHAPTER 1: NOUNS
Introduction: The Brain
Grammar: SinguIar and Plural Nouns
On the TOEFL® Test
Exercises on Nouns
CHAPTER 2:PRONOUNS
Introduction: Penguins
Grammar: Pronouns
On the TOEFL® Test
Exercises on Pronouns
CHAPTER 3 PARTS OF A SENTENCE
Introduction: Phyllis Wheatley
Grammar: Parts of a Sentence
On the TOEFL® Test
Exercises on Parts of a Sentence
CHAPTER 4:VERBS
Introduction: The Olympics
Grammar: Verbs
On the TOEFL® Test
Exercises on Verbs
CHAPTER 5:PREOSITIONS
Introduction: Mount St.Helens
Grammar:Prepositions
On the TOEFL® Test
Exercises on PrCPositions
CHAPTER 6: ARTICLES
Introduction: Islands
Grammar: Articles
On the TOEFL® Test
Exercises on Articles
CHAPTER 7: NOUN CLAUSES
Introduction: Michael Faraday
Grammar: Noun Clauses
On the TOEFL® Test
Exercises on Noun Clauses
CHAPTER 8:ADJECTIVE CLAUSES
Introduction: Anerican Indian Smoke Signals
Grammar: Adective Clauses
On the TOEFL® Test
Exercises on Adjective Clauses
CHAPTER 9: ADVERB CLAUSES
Introduction: Distant Galaxies
Grammar: Adverb Clauses
On the TOEFL® Test
Exercises on Adverb Clauses
CHAPTER 10:PREPOSITIONAL PHRASES
Introduction: Land Art
Grammar: Prepositional Phrases
On the TOEFL® Test
Exercises on Prepositional Phrases
CHAPTER II:COMPARATIVES AND SUPERLATIVES
Intaluction: Violins
Granunar: Comparatives and Superlatives
On the TOEFL® Test
Exercises on Comparatives and Superlatives
CHAPTER 12:CONJUNCTIONS
Introduction: The Soya Bean's Industrial Uses
Grammar: Conjunctions
On the TOEFL® Test
Exercises on Conjunctions
CHAPTER 13:PARALLEL STRUCTURE
Introduction: Vitamin C
Grammar: for structure
On the TOEFL® Test
Exercises on Parallel Structure
CHAPTER 14:WORD ORDER
Introduction: Computers
Grammar: Word Order
On the TOEFL® Test
Exercises on Inversion
CHAPTER 15:WORD FORMS
Introduction: Benjamin Franklin
Grammar: Word Forms
On the TOEFL® Test
Exercises on Word Forms
CHAPTER 16:WORD CHOICE AND REDUNDANCY
Introduction: Asbestos
Grammar: Word Choice
Redundancy
On the TOEFL® Test
Exercises on Word Choice and Redundancy
PART II: STRUCTURE AND WRITTEN EXPRESSION PRACTICE TESTS
PRACTICE TEST 1
PRACTICE TEST 2
PRACTICE TEST 3
PRACTICE TEST 4
PRACTICE TEST 5
Answer Key