UNIT 08 Magnet

　　Magnets are very interesting objects. Each has a positive pole and a negative pole, one for each end. Similar poles push each other away. Different poles pull each other closer. A compass is a kind of magnet, and it is very useful. With a compass, we can easily find where we are。

　　Select True or False

　　❶ Magnets have two poles. (T/F)

　　❷ Magnets are not useful. (T/F)

　　❸ Magnets tell us directions. (T/F)

　　More to know

　　pull/push

　　pull有“拉”的意思，而push有“推”的意思，二者互为反义词。

　　··Please pull the door。

　　把门拉一下。

　　··Don’t push me。

　　不要推我。

　　READING COMPREHENSION

　　*Read and circle the best answer。

　　❶ What do magnets have?

　　a. two poles b. three poles c. many poles

　　❷ What happens when similar poles get closer?

　　a. They pull each other closer。

　　b. They push each other away。

　　c. Nothing happens。

　　*Complete the sentence with the right answer。

　　❸ Each has a positive pole and a pole。

　　a. south b. north c. negative

　　❹ With a , we can easily find where we are。

　　a. magnet b. compass c. pole

　　DESCRIBE THE PICTURE

　　*Circle the correct sentence

　　❶ A compass tells us where south is。

　　❷ A compass tells us where west is。

　　❸ A compass tells us where north is。