【正文】
常說 , 通過電視可以了解時事 , 掌握科學和政治的最新動態(tài)。 6. All they have to do is press a button, and they can see plays, films, operas, and shows of every kind, not to mention political discussions and the latest exciting football match (2). 他們 所必須做的只是按一下開關。 他們所必須做的只是按一下開關。 7. People were afraid to leave their houses (1), for although the police had been ordered to stand by in case of emergency (3), they were just as confused and helpless as anybody else (2). 人們不敢出門,因為警察也象他們一樣不知所措、無能為力。 8. Modern scientific and technical books, especially text books, requires revision at short intervals (1) if their authors wish to keep pace with new ideas ,observations and discoveries.(2) 現(xiàn)代科技書籍,尤其是教科書,在很短的時間內(nèi)就需要重新修訂。 對于現(xiàn)代科技書籍,尤其是教科書來說,如果其作者想要跟上新觀點、新資料和新發(fā)現(xiàn)的話,每隔較短的時間,就要對書的內(nèi)容進行修訂更新。 到目前為止 , 經(jīng)歷了 18 和 19 兩個世紀 , 這種新的傾向是把住宅安排在城市的近郊 , 而把生產(chǎn)活動、商業(yè)往來、政府部門以及娛樂場所都集中在城市的