Κοινόχρηστο ήχο

第一节 W: What's your favorite sport?M: I like soccer best. M: When do you go to bed?W: At 9:30 p.m. M: What animal do you like?W: I love koalas. W: How do you go to school, Tom?M: By bike. W: We can’t eat in the classroom. 第二节 M: Lisa, what are you doing?W: I’m cleaning my room. It’s Saturday.M: Let’s meet at the school gate at 8:30 and fly kites first.W: Great. 第三节 Mr. Green is a doctor in a big hospital.He goes to work by subway.After work, he plays sports with friends.He has two children.His