CONTENTS 1
UNITONE 1
Conversation:TalkingAboutHobbies 16
Text:Tommy sHobbies 16
Grammar:一般现在时 16
UNITTWO 16
Conversation:AWeekendinNewYorkCityText:TwoWhiteMiceGrammar:一般过去时UNITTHREE 31
UNITFOUR 47
物主代词 47
Grammar:一般将来时 47
Text:PoliteFormsinEnglish 47
Conversation:AtthePostOffice 47
Conversation:TalkingAbouttheWeatherText:Women sSportsGrammar:现在进行时UNITFIVE 62
Conversation:HolidaysinSwitzerlandText:ColumbusandtheEggGrammar：现在完成时（一）UNITSIX 74
Conversation:ATelephoneCall 87
Text:AnimalLanguage 87
Grammar：现在完成时（二） 87
UNITSEVEN 87
Grammar：过去进行时 100
UNITEIGHT 100
Conversation:AttheBookingoffice 100
Text:AndroclesandtheLion 100
Conversation:DinnerInvitation 114
Text:APeculiarAmerican 114
Grammar：直接引语和间接引语 114
UNITNINE 114
Conversation:VisitingtheZoo 133
Text:WhyTortoise sShellIsNotSmoothGrammar:及物动词和不及物动词UNITTEN 133
Grammar：情态动词 153
UNITELEVEN 153
Text:TheHiddenPower 153
Conversation:BorrwingBooks 153
Conversation:LikesandDislikes 172
Text:HowNewYorkBecame 172
American sLargestCity 172
Grammar：形容词和副词的比较级 172
和最高级（一） 172
UNITTWELVE 172
Conversation:TalkingAboutNewYear sDayText:LondonGrammar：形容词和副词的比较级和最高级（二）UNITTHIRTEEN 188
Conversation:AttheShoes？ore 206
Text:SpaceandMan 206
Grammar：连词 206
VOCABULARY 206