01.lesson001 Are you going to have a birthday party？
02.lesson002 What are you going to do tomorrow？
03.lesson003 It will be sunny this Sunday
04.lesson004 What kind of books will you buy？
05.lesson005 Revision
06.lesson006 It's on the fifth floor
07.lesson007 What's the date today？
08.lesson008 Merry Christmas!
09.lesson009 Were you at school yesterday？
10.lesson010 Revision
11.words in each unit
