单词：
1. hat top hat 礼帽 sun hat 太阳帽
2. shoe slipper便鞋 sandal 凉鞋
a pair of shoes
high-heeled shoes
3. knock knock at(on)the door 敲门
4. door open(shut,close,slam)the door 把门关上。
At the door 在门边
5. police man---policemen policewoman---policewomen
Police dog警犬 police office 警察局 police post派出所
6. postman milkman fireman
7. dog
hot dog 热狗
Every dog has its day. 凡人皆有得意日
8. cat
Raining cats and dogs. 倾盆大雨 短语：
put on, come with me , come in , knock at the door , look at me ,
an actor , an actress, mum’s shoes , dad’s hat 句子：
1. What is he ? He is a schoolboy.
2. Look at him, he isn’t a policeman.
3. Are you a …? No, I’m not. 数字：
11--20