¹ã¶«¿ªÐÄÓ¢ÓïÈýÄ꼶ϲáÓ¢Óï½Ì°¸Ä¿Â¼Ð¡Ñ§Ó¢Óï¹ã¶«¿ªÐÄÓ¢ÓïµÚÁù²á(ÈýÄ꼶ϲá)½Ì°¸ |
Unit1
Unit1
Hello,Gogo!
Unit2
Unit2
They're big
Unit3
Unit3
Do you like baseball?
Unit4
Unit4
Review 1
Unit5
Unit5
What's that?
Unit6
Unit6
What are these?
Unit7
Unit7
Where 's my book?
Unit8
Unit8
Review 2
Unit9
Unit9
What time is it?
Unit10
Unit10
How many are there?
Unit11
Unit11
Do you have plants?
Unit12
Unit12
Review 3