目录Unit 1 Will people have robots? 1
Unit 2 What should I do? 22
Unit 3 What were you doing when the UFO arrived? 41
Unit 4 He said I was hard-working. 61
Unit 5 If you go to the party,you'll have a great time! 80
期中自测题 98
Unit 6 How long have you been collecting shells? 108
Unit 7 Would you mind turning down the music? 127
Unit 8 Why don't you get her a scarf? 146
Unit 9 Have you ever been to an amusement park? 168
Unit 10 It's a nice day,isn't it? 192
期末自测题 210
参考答案 220