UNIT 06 Moon

　　Do you have any idea how big the moon is? The moon’s radius is 1,737 km. This is just one fourth of our Earth. The distance between the Earth and the moon is about 384,000 km. Gravity on the moon is much less than that on Earth. Therefore, your body weight will be just one sixth if you go to the moon. The first person on the moon was Neil Armstrong on July 21, 1969.

　　Select True or False

　　❶ The distance between the Earth and the moon is about 184,000 km. (T/F)

　　❷ The moon’s radius is 2,373 km. (T/F)

　　❸ The first person on the moon arrived on July 21, 1969. (T/F)

　　More to know

　　how big

　　how big 是“多大”的意思。问物体或人的大小时使用。

　　··How big is your room?

　　你的房间有多大？

　　··How big is the building next to the school?

　　学校旁边的建筑物有多大？

　　READING COMPREHENSION

　　*Read and circle the best answer。

　　❶ What is the moon’s radius?

　　a. 737 km b. 1,737 km c. 2,737 km

　　❷ Who was the first person on the moon?

　　a. John Glenn

　　b. Buzz Aldrin

　　c. Neil Armstrong

　　*Complete the sentence with the right answer。

　　❸ The distance between the Earth and the moon is about km。

　　a. 234,000 b. 384,000 c. 484,000

　　❹ Your body weight will be just one if you go to the moon。

　　a. fourth b. fifth c. sixth

　　DESCRIBE THE PICTURE

　　*Unscramble the words in the box。

　　the moon on walking

　　The astronaut is

　　宇航员正在月球上行走。