Lesson Thirteen
Text：After the Rain
Phonetics：on，ow，ew，aw
Grammar：Gerunds and Infinitives
Verb Pattern（14）
Word Study
Lesson Fourteen
Text：Visiting Australia——Travellers Tips
Phonetics：old. ind
Grammar：“That”or Interrogative Clauses
Verb Pattern （15）
Word Study
Lesson Fifteen
Text：The Fight between a Wasp and a Spider（After E．Cheeseman）
Phonetics：OO
Grammar：Adjectives Ending in-ing and-ed
Verb Pattern（16）
Word Study
Lesson Sixteen
Text：The Accidental Novelist
Phonetics：ass，ast，asp，ask，ath，af，an
Grammar：If（Conditional）Clause
Verb Pattern（17）
Word Study
Lesson Seventeen
Text：Louis Armstrong A Jazz Immortal
Phonetics：oi，oy
Verb Pattern（18）
Word Study
Lesson Eighteen
Text：More than One Way to the Square（After Elsa Schiaparelli）
Phonetics：th
Grammar：Negative Adverbs&Subject Auxiliary Inversion
Verb Pattern（19）
Word Study
Lesson Nineteen
Text：The Tyrant and the Miller（After Domenico Vittorini）
Phonetics：I．sure，ssure Ⅱ．Incomplete Explosion
Grammar：That Clauses Containing the Bare Infinitive
Verb Pattern（20）
Word Study
Lesson Twenty
Text：What D0 Parents Owe Their Children? （After Ann Landers）
Phonetics：I．ph，ng，nk lI．Liaison
Grammar：The Uses of‘So’and‘Such’
Verb Pattern（21）
Word Study
Lesson Twenty-One
Lesson Twenty-Two
Lesson Twenty-Three
Lesson Twenty-Four
Vocabulary
