教科書は最高の例文集
Unit 0 My Spring Vacation
Unit 1 A Trip to Singapore
Unit 2 Food Travels around the World
Unit 3 My Future Job
Let’s Read 1 History of Clocks
Unit 4 Homestay in the United States
Let’s Write 2
Unit 5 Universal Design
Unit 6 Research Your Topic
Let’s Read 2 A Glass of Milk
Unit 7 World Heritage Sites
Let’s Read 3 Pictures and Our Beautiful Planet