( ) 5. He is surfing the Internet to learn new technologies.
A. about B. from
C. for D. on
5. A learn about意為"了解"。故選A
題目來源：仁愛英語同步練習簿九年級上下冊 > Topic 2 I'm excited about the things that will be discovered in future.
科目：初中英語 來源： 題型：
A: Hi,Bob!1
B：Fm reading a book about dreams.
A：Oh!It's interesting. 2
B：I want to be an inventor in the future. 3
A：When I was ten years old，I wanted to be a teacher. But now， 4
B: Why?
A：When I saw the program about Shenzhou DC，I thought the astronauts were very great. So I hope I can be an astronaut like them. 5
B：Yes，they are really great. I admire them，too.
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科目：初中英語 來源： 題型：
1. Now spaceships mainly use e controls. But they used to be controlled by astronauts.
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