Unit 1 Will people have robots? 1
Unit 2 What should I do? 10
Unit 3 What were you doing when the UFO arrived? 20
Unit 4 He said I was hard-working. 30
Unit 5 If you go to the party，you'll have a great time! 40
Unit 6 How long have you been collecting shells? 50
Unit 7 Would you mind turning down the music? 61
Unit 8 Why don't you get her a scarf? 71
Unit 9 Have you ever been to an amusement park? 81
Unit 10 It's a nice day，isn't it? 90
参考答案 99