[00:00.00]Unit 17
　　[00:13.84]Revision
　　[00:16.93]Part 1.Read the following story
　　[00:22.54]1.Lily has a very nice dog.
　　[00:26.12]She wants to teach the dog to bring things to her.
　　[00:31.01]2.One day she said to the dog,"Go there and bring me the hat."
　　[00:38.11]At first,the dog didn't understand.
　　[00:43.00]3.So Lily took the dog to the hat and put the hat in his mouth and took the dog back.
　　[00:50.78]4.Then she said to the dog."Bring me the cup."
　　[00:55.69]This time the dog understood and brought her the cup.
　　[01:00.89]5.Lily was very happy.She asked the dog to bring her the glass,
　　[01:06.38]the shoes,the socks,the coat,the toy and so on.
　　[01:13.46]6.Early next morning,Lily came to the door and saw many newspapers outside.
　　[01:19.96]The dog sat there.
　　[01:22.47]7.Lily understood that all the newspapers were from her neighbours.
　　[01:28.37]8.Lily was not happy.She had to send all the newspapers back.
　　[01:35.76]Part 3.Listen and tick.
　　[01:42.35]1.Fred has a long ruler and a small book.
　　[01:48.72]2.Paul is taller than his sister Jane.
　　[01:54.60]3.The buger is quicker than the tortoise.
　　[02:00.48]4.The green tree is taller than the red tree.
　　[02:06.28]5.I have a big umbrella and a small bag.
　　[02:12.08]6.The trousers are short.
　　[02:16.96]Part 7.Pass it and say it.
　　[02:22.05]There were some books on the desk.
　　[02:27.36]There aren't any book on the desk.
　　[02:31.67]There were apples in the bag.There aren't any apples in the bag.
　　[02:38.35]There was some water in the room.
　　[02:42.35]There isn't any water in the room.
　　[02:45.83]There was some cake in the kitchen.
　　[02:49.30]There isn't any cake in the kitchen.
　　[02:53.48]There were pens in my pencil-box.
　　[02:58.18]There aren't any pens in my pencil-box.
　　[03:02.57]There was some cheese in the house.There isn't any cheese in the house.
　　[03:10.07]Part 8.Let's chant
　　[03:15.94]I can't eat a house and I can't wear a clock I can't move the house and I can't find the dog.
　　[03:33.34]I can't drink a window and I can't read a sock.
　　[03:38.44]I can't ride a tiger and I can't race a frog.
　　[03:47.42]What do you do on your holiday?We get up,drink milk and go out to play!
　　[04:01.01]What do you do on your holiday?We sing and dance and shout "hey!hey!"
　　[04:10.20]What do you do on your holiday?We eat and drink and play a game!
　　[04:19.32]What do you do on your holiday?We cry and laugh on the same day.