教学目标
【知识与技能】
1. 掌握本课单词和短语：how old, boy, girl, desk, chair, bag, thirteen, fifteen
2. 掌握本课句型：1) —How old are you? —I’m twelve.
2) How many girls/ boys are there?
【情感、态度与价值观】
Cultivate Ss' abilities of creation.
教学重难点
【教学重点】
1. Master the new words and expressions.
2. Be skilled in oral expression of greetings.
【教学难点】
1. How to use what they have learnt to ask and answer each other.
2. How to write the key sentences regularly.
