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What do we mean by a perfect English pronunciation In one（1）there are as many different kinds of English as there are speakers of it. （2）two speakers speak in exactly the same（3）.We can always hear differences（4）them, and the pronunciation of English（5）a great deal in different geographical（6）.How do we decide what sort of English to use as a（7）This is not a question that can be（8）in the same way for all foreign learners of English. （9）you live in a part of the world（10）India or West Africa, where there is a long（11）of speaking English for general communication purpose, you should（12）to acquire a good variety of the pronunciation of this area. It would be（13）in these circumstances to use as a model BBC English or（14）of the sort. On the other hand, if you live in a country（15）there is no traditional use of English, you must take（16）your model A. effective B. sensitive C. ordinary D. careful [单选题]电路的视在功率等于总电压与( )的乘积。
A.总电流 B.总电阻 C.总阻抗 D.总功率 [单选题]穿层钻孔穿透煤层进入煤层顶(底)板不小于( )。
A.1.m B.1..5.m C.0..5.m D.0..8.m [简答题]机器人使用注意事项有哪些?
[判断题]用于运输和敷设电缆的多功能工具车,称为元宝车。( )
A.正确 B.错误 [多选题]在执行重大灭火救援作战、重大演训行动等任务时，应当全面了解掌握任务性质（）潜在风险、保障条件，重点监管行动安全的薄弱环节以及安全预案、风险评估、安全措施等落实情况。
A.A.组织领导 B.B.安全需求 C.C.周边环境 D.D.岗位人员 [判断题]《楼层收款及银行送款、支款的规定》串换零钱时，零钱没卸下车须有安全管理员守护。
A.正确 B.错误 [简答题]I invite you to consider Shell (壳)as your preferred choice of employers with which to build a career with real potential. The Shell Companies in Greater China can offer you many exceptional benefits, and enable you to build a successful and fulfilling career. Shell will make sure you succeed in our organization —— it’s in our interest, too.
[多选题]有关小腿后群肌的描述错误的是（ ）
A.有参与伸踝的肌 B.腓肠肌可屈膝 C.有参与足内翻的肌 D.比目鱼肌由胫神经支配 E.主要由腓动脉供血 [单选题]二次雷达测角的原理基础是（ ）
A.电磁波在均匀介质中沿直线传播和雷达天线的方向性 B.雷达天线的全向性 C.已知的雷达站经纬度 D.已知的天线高度 我来回答: 提交
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