Unit 3 Is it snowing?词汇1.need 需要(动词)。2.rain 雨(名词),下雨(动词)。raincoat 雨衣。3.snow 雪(名词),下雪(动词)。4.cloud 云(名词),cloud(复数) clouds 。5.cold 冷,cold(反义词) hot (热).6.put on 穿上,后跟名词,与代词连用时,代词要放在put与on的中间。eg:Please put on your coat. (后跟名词) Please put them on.(代词放中间)二、短语1、look at 看 2、in the sky 在天空 3、take a raincoat 带上雨衣 4、take an umbrella 带上雨伞 5、take out 拿出6、put on 穿上,戴上 7、play games 做游戏 8、play with 和一起玩三、句型1、Look at the clouds in the sky. 2、Is it snowing ? 肯定:Yes,it is. 否定:No,it isnt.3、It is snowing. But there is no wind.4、Lets take out our raincoats ! (lets=let us)5、How cold it is.