We believe there is a need for a text on graph theory which is both elementary and pertinent to today's engineering curriculum . 我们认为需要有一种图论课本，这既是初步的，又要适应于当前的工程课程。
He sat gripped, making himself pale and ghastly in his effort to concentrate on the book, to take in what he had to learn . 他正襟危坐，将注意力集中在课本上，汲取他必须学得的知识。他竭尽全力，搞得脸色苍白、恐怖可怕。
This speech of william pitt, composed by johnson in exeter street, has long held a place in school books and collections of oratory . 约翰逊在爱克塞特大街写成的《威廉庇特》（WilliamPitt）的这个演讲，长期保留在学校的课本中和演讲术的文集中。
Don ' t refer to your textbooks while answering questions 回答问题时不要看课本。
Most of these questions were not about his lessons 大部分的问题都不是课本上的
And her papers and books are all over the desk 而且她的作业和课本都放在桌子上。
Why shouldn ' t we burn our economics textbooks 为什么我们不应该烧我们的经济课本
Take out your books , and turn to page 52 , please 请拿出你们的课本，翻到第52页。
Gender role in textbooks for primary school pupils 小学语文课本中性别角色状况研究
Come on sam the rest of the class is on page 52 好了,萨姆,其余的参看课本52页
