11. Anthropologists have discovered that fear, happiness, sadness, and surprise are universally reflected in facial expressions.

　　人類學(xué)家已經(jīng)發(fā)現(xiàn)，恐懼，快樂(lè)，悲傷和驚奇都會(huì)行之于色，這在全人類是共通的。

　　12. The greater the population there is in a locality, the greater the need there is for water, transportation, and disposal of refuse.

　　一個(gè)地方的人口越多，對(duì)其水。交通和垃圾處理的需求就會(huì)越大。

　　13. Long before children are able to speak or understand a language, they communicate through facial expressions and by making noises.

　　兒童在能說(shuō)或能聽(tīng)懂語(yǔ)言之前，很久就會(huì)通過(guò)面部表情和K發(fā)出噪聲來(lái)與人交流了。

　　14. Children with parents whose guidance is firm, consistent, and rational are inclined to possess high levels of self-confidence.

　　父母的教導(dǎo)如果堅(jiān)定，理性，始終如一，孩子就有可能充滿自信。

　　15. Television, the most pervasive and persuasive of modern technologies, marked by rapid change and growth, is moving into a new era, an era of extraordinary sophistication and versatility, which promises to reshape our lives and our world.

　　電視，這項(xiàng)從迅速變化和成長(zhǎng)為標(biāo)志的最普及和最有影響力的現(xiàn)代技術(shù)，正在步入一個(gè)新時(shí)代，一個(gè)極為成熟和多樣化的時(shí)代，這將重塑我們的生活和世界。

　　16. Television is more than just an electronic appliance; it is a means of expression, as well as a vehicle for communication, and as such becomes a powerful tool for reaching other human beings.

　　電視不僅僅是一件電器;它是表達(dá)的手段和交流的載體，并因此成為聯(lián)系他人的有力工具。

　　17. I am always amazed when I heard people saying that sport creates goodwill between the nations, and that if only the common peoples of the world could meet one another at football or cricket, they would have no inclination to meet on the battlefield.

　　每當(dāng)我聽(tīng)說(shuō)體育運(yùn)動(dòng)能夠在國(guó)家間建立起友好感情，說(shuō)世界各地的普通人只要能在足球場(chǎng)或板球場(chǎng)上相遇就會(huì)沒(méi)有興趣在戰(zhàn)場(chǎng)上相遇的話，我都倍感詫異。