培生英語·閱讀街：青少版2 1.1 Country Friends, City Friends 1.2 Look at Our Galaxy 1.3 At Home in the Wilderness 1.4 The Hummingbird 1.5 The First People to Fly 2.1 Special Animal Helpers 2.2 The Hoover Dam 2.3 Many Types of Energy 2.4 Stripes and Silver 2.5 Saint Bernards and Other Working Dogs 3.1 Maggie's New Sidekick 3.2 Communicating…Then and Now 3.3 How Can Animals Help 3.4 Hank's Tortilla Factory 3.5 A Few Nifty Inventions 4.1 Starting a New Life 4.2 Plants Grow Everywhere 4.3 Compost Recycled Waste 4.4 A Quiet Place 4.5 Hurricane 5.1 Services and Goods 5.2 A Vet for All Animals 5.3 Training Peanut 5.4 Protect the Earth 5.5 Marty's Summer Job 6.1 Baseball Heroes Make History 6.2 Living in a Democracy 6.3 Celebrations and Family Traditions 6.4 Living on a Ranch 6.5 Happy New Year 附贈《學習指導手冊》《參考譯文》《練習冊（電子）》