01.Lesson01 What is she doing？
02.Lesson02 Don't be late next time!
03.Lesson03 A computer has a keyboard
04.Lesson04 Does Jim like swimming？
05.Lesson05 What does he like？
06.Lesson06 Revision
07.Lesson07 What would you like？
08.Lesson08 Would you like some potatoes？
09.Lesson09 How many cakes do you want？
10.Lesson10 There is a horse under the tree
11.Lesson11 There isn't any bread in the fridge
12.Lesson12 Revision
13.words in each unit
