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科目 :英語 天津一中 20212021年第 二 學(xué)期 高一英語 講義 17 Book 4 期末復(fù)習(xí) 2 課時 1:詞匯、表達與語法;課型 B(小綜合);課長 30分鐘 單項填空 1. The English teacher said: “______ the students have passed this English examination. ______ 15 students have not passed.” A. All。 At most B. Not all。 At first D. Not all。 searching for B. searching for。 searching D. searching。 consciousness B. conscious of 。 conscious D. conscious of 。and as a result, we are growing old _________(22). Professor Matsuzawa wanted to find out why quite _____(23) farmers in northern Japan appeared to be losing their____(24) to think and reason (推理 ) at a rather early age, and _______(25) the speed of getting old could be _______(26) down. With a team of researchers at Tokyo National University, he ______(27) about measuring brain volumes (容量 ) of a thousand people of different ages with different jobs. Computer technology helped the researchers to get most ______(28) measure of the volume of the front and side parts of the brain, which have something to _______(29)with intellect (智力 ) and feelings, and _______(30) the human character. ________(31) we all know, the black part of the brain, which _______(32) tasks like eating and breathing , does contract (萎縮 ) with ages. Contraction of the front and side parts was ______(33) in some people in their thirties, _____(34) it was still found in ______(35) sixty and seventyyearolds. Matsuzawa concluded from his test that _____(36) is a simple way to _____(37) the contraction using the head. The findings show that contraction of the brain begins ______(38) in people in the country than in towns. Those with least possibility are lawyers ______(39) by university professors and doctors. White collar workers doing the same work ______(40) in a government officers are possible to have contraction brains as the farm workers. 21. A. practice B. care C. exercise D. oxygen 22. A. necessary B. necessarily C. unnecessary D. unnecessarily 23