... Audio script I'm five years old I'm six years old Bài 3: Let’s chant (Chúng ta ca hát) How old are you? How old are you? Bạn tuổi? How old are you? Bạn tuổi? How old are you? Bạn boo nhiêu tuổi? ... old Em 10 tuổi How old are you, Peter? Em boo nhiêu tuổi, Peter? I'm seven years old Em tuổi How old are you, Mary? Em tuổi, Mary? I'm six year...
... Objectives • Describe wireless wide area networks (WWANs) and how they are used • Describe the applications that can be used on a digital cellular telephone • Explain how cellular telephony ... Satellites are used to acquire scientific data and perform research in space – Satellites look at Earth from space – Satellites include devices that are simply ref...