管涌（流土）多发生在背河（）或堤脚以外的洼地、潭坑、池塘、水沟中。A.堤脚附近 B. 发布时间：2019-07-22 23:35 │ 来源：www.tikuol.com 题型：单项选择题 问题： 管涌（流土）多发生在背河（）或堤脚以外的洼地、潭坑、池塘、水沟中。A.堤脚附近B.堤坡上C.堤肩D.堤基内
题型：单项选择题 完形填空。 The English language is different from any other language. Yet English words do not 1 the same. It is always 2 . People need new words 3 new inventions and new ideas. Different words come into use or older words are used in a new way. English can change by borrowing words from other languages. The word "tomato" was borrowed fromMexico, the word "coffee" came from Turkey, and "tea" from 4 and so on. Now new space and science words 5 from other countries, too. New words are also made by adding two words 6 . The words "strawberry", "postman" and "blackboard" are made up of two parts. Sometimes new words are 7 forms of old words. The word "photo" was made from "photograph" by cutting off the 8 of the long word. The word "plane" was made by cutting off the 9 part of "airplane". While "smog" was made by using only the first two letters of "smoke" and cutting off the front part of "fog".And products can become new words. Our "sandwich" was named after 10 named Sandwich, and "jelly (果冻)" was a name made up by the company that first made this product. ( )1. A. leave ( )2. A. keeping ( )3. A. for ( )4. A. India ( )5. A. are borrowing ( )6. A. alone ( )7. A. longer ( )8. A. beginning ( )9. A. back ( )10. A. a man B. change B. changing B. of B. America B. are being borrowed B. out B. middle B. end B. middle B. a kind of food C. stay C. kept C. with C. Germany C. borrow C. together C. never C. middle C. front C. a company D. use D. changed D. about D. China D. buying D. outside D. short D. front D. end D. a place 查看答案
题型：单项选择题 统一建模语言(UML)是面向对象开发方法的标准化建模语言。采用UML对系统建模时，用______模型描述系统的功能，等价于传统的系统功能说明。A．分析 B．设计 C．用例 D．实现 查看答案