潜热理论是谁提出的()A、布拉克B、普利斯特C、舍勒D、拉瓦锡 发布时间:2017-08-26 06:19 │ 来源:www.tikuol.com 题型:单项选择题 问题: 潜热理论是谁提出的()A、布拉克B、普利斯特C、舍勒D、拉瓦锡
题型:单项选择题 完形填空。 One of the most important ways to help plants and animals is to protect their habitats (栖息地). There they can live 1 too much interference (干涉) from humans. It is also important to 2 habitats outside reserves. You can visit a nearby national park or a(n) 3 reserve. Some national parks have 4 guidedtours. Talk to the rangers (护林员) to find out whether animals are in danger and 5 people protect them. For example, you and your friends 6 help the rangers with their work. If you have friends on farms, 7 them to keep patches (小块地) of bush as wildlife habitats and to leave old trees standing, especially those with hollows (洞) suitable for nesting animals. Some groups 8 local lands and nature reserves. They do this by removing weeds and planting local native species in their places. You could join one of these groups, or 9 start a new one with your parents and your friends. Remove rubbish and replant trees; all these will also encourage native animals to 10 .( )1. A. without ( )2. A. keep ( )3. A. ocean( )4. A. special ( )5. A. when ( )6. A. would ( )7. A. make( )8. A. look into( )9. A. even ( )10. A. sleep B. with B. protect B. market B. boring B. how B. must B. ask B. throw out B. ever B. die C. for C. save C. nature C. traditionalC. where C. have toC. stop C. throw awayC. since C. returnD. in D. leave D. country D. clean D. what D. can D. send D. look afterD. already D. move 查看答案
题型:单项选择题 2009年8月8日,台风“莫拉克”肆虐我国台湾省,我国各地纷纷向灾区捐款捐物,献上一片爱心,这些活动[ ]①弘扬了中 * * 乐善好施扶危济困的传统美德 ②是亲社会、服务社会的行为 ③说明社会主义精神文明建设不再是现代化的重要目标 ④启示我们要树立社会责任意识和奉献精神 A、①②③ B、②③④ C、①②④ D、①③④ 查看答案
题型:单项选择题 模拟(Simulation)和仿真(Emulation)常用于不同系列计算机之间的程序移植,它们都是在一种机器的系统结构上实现另一种机器系统结构。其中,一般说来,模拟是在宿主机上用 (19) 解释实现目标机指令, (19) 存放在 (20) 中,仿真是在宿主机上用 (21) 解释实现目标机指令, (21) 存放在 (22) 中。 典型测试程序(Benchmark)通常用 (23) 编写。A.主存 B.虚存 C.cache D.控制存储器 查看答案