Unit 2 Boys and girlsFirst periodTeaching aim:1. To know and say the words to use pictures:classmate/friend/man/woman/boy/girl,2To arouse the ss interest of learning English and join all kinds of organized activities actively.3.To let ss know the importance of co-operating each other.Teaching points: understand the words and remember the wordsTeaching procedure:Step 1: Warming up and revision 5 minutes1.Daily English T:Good morning, boys and girls!S:Good morning, te