Fill in each gap with who, what, where, when or how old. (Điền vào mỗi chỗ trống với who, what, where, when hoặc how old.) Alex: Hi! I’m Alex. 1)________ ’s your name? Jenny: I’m Jenny. I’m 15 years old. 2)_________ are you, Alex? Alex: I’m 15, too! I’m from Brisbane in Australia. 3)_________ are you from? Jenny: Auckland in New Zealand. Alex: 4)_________ is this boy? Jenny: He is my cousin, Jack. We go to school together. Alex: 5)_________ does school start? Jenny: At 8:30.