lesson 1 Look,Look,Look out of the window,What is he looking at,Look! He sees a big brown cow,Look: 强调的是动作。看！ eg: look! See:强调的是结果，是内容，看见。 eg: I see a little dark dog. Look at: 看某物。 eg: Look at the blackboard,Lesson 2 What are you doing,Whats she doing,She is drawing a picture,What is he doing,He is reading a book,What are they doing,They are singing a song,What is the baby doing now,The baby is sleeping,现在分词： 在一般情况下，直接在动词末尾+ing. 2.以不发音的“e”结尾的动词，把“e”去掉，再+ing. 如：having, taking, making. 3.辅音字母+元音字
