三角形的三边长分别为4、6、8,则此三角形为( )
A 锐角三角形 B直角三角形 C 钝角三角形 D不存在
答案:C
根据汉语及首字母提示完成单词。
1. —Would you m_______ turning off the CD player? —Not at all.
2. My watch doesn't w_______ There's something wrong with it.
3. —Could you help me w_______ my English? —Sure.
4. As a student, we should obey the rules and mustn't b_______ the rules.
5. Jack bad a bad cold and he c_______ a lot.
6. —What's h_______ there? —An accident.
7. The girl preferred swimming to s_______ (唱歌).
8. Nothing is difficult in the world if you set your m_______ to do it.
9. Please take a _______ the dirty clothes and bring me the clean coat.
10.Don't spit in p_______ It's impolite and isn't good for the environment. .
(一)背景资料某工程公司承接了新建30 公里PVC 塑料管道工程,人工在那个钢筋混凝土现场浇注。项目部组织技术人员现场勘察后写了勘察报告,部分内容为:新建管道沿二级路,地势平坦,公路两侧分布有一处乡镇、多处村庄,公路交通繁忙。项目部最近进行了人员扩充,考虑到在以往的施工中曾出现过诸如地基和入孔方面的质量问题,项目部制定了诸多有针对性的管理措施,并派出专职质检员和安全员现场监督、指导,落实“三检”制度,工程顺利开工。问题
列出质检员应重点控制的工序。