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Answer the following questions. Your answers should be clear and short.What are contextual clues? Guess the meaning of the word underlined in the following sentence and tell what contextual clues have helped you in arriving at the meaning. (a) Perhaps the most startling theory to come out of kinesics, the study of body movement, was suggested by Professor Birdwhistell. (b) It's just one more incredible result of the development of microprocessors — those tiny parts of a computer commonly known as "silicon chips".
【正确答案】：

CONTEXT MAY PROVE EXTREMELY VALUABLE IN GUESSING THE MEANINGS OF NEW WORDS. IN MANY CASES, WHEN A NEW WORD (THOUGHT TO BE) APPEARS FOR THE FIRST TIME, THE AUTHOR GENERALLY MANAGES TO GIVE HINTS WHICH MIGHT HELP THE READERS TO GRASP THE CONCEPT OR UNDERSTAND THE IDEA. THESE ARE CALLED CONTEXTUAL CLUES.

(A) DEFINITION: THE STUDY OF BODY MOVEMENT.

(B) EXPLANATION: THOSE TINY PARTS OF A COMPUTER COMMONLY KNOWN AS "SILICON CHIPS."

【题目解析】：语境可能在猜测新词含义方面很有价值。在许多时候，当一个新词第一次出现，作者通常给予帮助读者掌握概念和思想的暗示。这就是语境线索。(a)定义法：kinesics是指人体运动的研究。(b)解释法：microprocessors是指这些电脑中的小部件通常被称为“硅片”。