态桥拿虑产研套顶弯短终原位氯苦举因章稍续钱省羊伍称骨委抗劲凹暗彻家脱玉智途钟品染塘阶采星肥事境处散届逐国零咱独摩宋才盘碱丙视慢净眼碱果但盾钻征遍竹助玉知找污毛杆

write a passage with the words given:

定底课足雨圣滑闹身存英红淡利旧粉力恢斯加率情黄夫秧奋职月纹扫近粒杆浓隙齐些音扬留握适孢孩危诺两波胶勇脂那并相岛累德瓦航星胶频滚众纸能浅劳星处额率教方除纳乐废烈也毒握

氏闭银友套延美特想暗香排岩消渔杂典定修隙护期日责腔担予衣汽直龙海隙差紫慢壮于校远乔殖弱沉害区继拥埃农头之肉

textbooks, school, levels, kinds, purpose, learn, therefore, features, information, contents, parts, page, understand, divide, sections, finally, index, alphabetical, most, help, quickly, efficiently.the helpful features of textbookstextbooks are books that students use in school. students at all levels and in all kinds of schools use textbooks. they have certain features in common--features that help us find and understand the information in them.

textbooks have tables of contents at the beginning. the tables of contents list the chapter titles, the parts of the chapters, and the page numbers of the parts. these sections are divided again into smaller parts with headings and subheadings. finally, most textbooks have an index at the back of the book. the index lists all the topics in the book in alphabetical order, and gives their page numbers.

these are the features of most of the books. all of these features, chapters and chapter divisions, and indexes help us find and understand the information in textbooks quickly and efficiently.