A2 Daniel wants to write an article about Mars for the school newsletter. He is
drawing pictures for the article. Match the pictures with the sentences. Circle the
letter of each correct answer.
1 This is what the water on Mars looks like now.

a
b
c
2 This is an e-teacher on Mars.



a
b
c

1. b
2. a

1. 第1题句子意思是“这是现在火星上的水的样子”。根据相关知识，如今火星表面没有液态水，水多以冰的形式存在，图b呈现的是洞穴中的冰冻形态，符合现在火星水的状态，所以选b。
2. 第2题句子意思是“这是火星上的电子老师”。e-teacher指电子老师，图a的机器人符合火星上电子老师的设定，所以选a。

A3 Daniel is telling Millie about the story. She asks Daniel many questions. Help
Daniel answer Millie's questions. Circle the letter of each correct answer.
1 How can people go to Mars?
a In a plane.
b In a rocket.
c In a spacecraft.
2 Why do people wear boots on Mars?
a Because of the weak gravity.
b Because it is a fashion.
c Because the weather is cold.
3 Why do people on Mars eat pills?
a Because they are sick.
b Because they are cheap.
c Because there is no food from the Earth.
4 How do people on Mars learn new things?
a They learn from the newspapers.
b They learn from the e-teachers.
c They learn from school teachers.

答案略