当你找不到自己的东西时，想要问具体在哪，这时候你应该说
Where is my car?
On the desk./ Under the chair.
当你想要问对方是否可以用他的东西时，可以说
Excuse me, can I use your pencil?
No problem.
Here you are!
在想表达动物的身上具有什么器官时，应该说
It has a long nose and a short tail.
It has small eyes and big ears.
在想形容动物的高矮大小时，应该说
The giraffe is tall.
The deer is short.