英語拓展聽力與閱讀八年級譯林版
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（
B
）9. What can we learn from the passage?
A. If the ground is dark，light smoke can't be seen.
B. If you need some medicine，make a symbol Ⅱ.
C. The pilots make replies with a blue light at night.
D. Swinging your arm from side to side means "yes".
答案：B
解析：A項與文中“If the ground is dark, light smoke can be seen more easily.”不符；C項文中未提及藍色燈，夜間回復用綠燈或紅燈；D項由“Body signals”部分可知手臂左右擺動表示“不”；B項根據(jù)“Ground-to-air signals”中“Ⅱ: I need medicine.”可知正確，選B。
（
A
）10. What is the passage mainly about?
A. Ways of sending out signals on a lonely island.
B. Ways of receiving signals from a lonely island.
C. The importance of making signals on an island.
D. The explanation of building signals on an island.
答案：A
解析：文章主要介紹了在孤島上處于困境時，如何通過身體信號、煙霧信號、地對空信號等方式向過往飛機發(fā)送信號，以及飛行員的回復信號，重點是發(fā)送信號的方法，所以選A。
