| In public speaking, the watchword is
preparation. Most of us tend to put things off, at least, occasionally. It’s so
easy to put things off, especially those things we do not look forward to doing.
So if a speaking engagement is several weeks off, we may feel we still have
plenty of time~ But as the day draws closer, we begin to panic. Do not let this happen to you. Start preparing as soon as you are given or accept the speaking assignment. You have much to do and to do it right will take time. How much better your speech will be; how much better you will feel, if you have taken the time to do it right. When you are prepared, you have gathered the needed data, determined what is appropriate to the listeners’ understanding and acceptance level, organized the ideas so they flow logically, selected examples and other supports for your ideas, and A. We tend m put them off. B. We will deal with them right away. C. We ignore them because we hate them. D. We try to avoid them. [判断题]通过调节受电弓阀板单向节流阀 DRH，调节升弓速度，顺时针减小升弓时间，逆时针增大升弓时间。
A.正确 B.错误 [多选题]依据《安全生产法》的规定，居民委员会、村民委员会发现其所在区域内的生产经营单位存在事故隐患或者安全生产违法行为时，()
A.A、应当依法给予行政处罚 B.B、应当向有关部门报告 C.C、应当向当地人民政府 D.D、必须向生产经营单位的安全管理部门举报 [单选题]S0L也称为结构化查询语言,使用SQL语言不可创建
A. 视图 B. 索引 C. E-R图 D. 基本表 [判断题]腺样体肥大合并分泌性中耳炎行腺样体刮除术主要是清除中耳积液
[单项选择]患者男性，40岁，肝硬化腹水，数天大量利尿后出现嗜睡，多语，四肢有时抽搐，呼吸l4次/分，血：pH7.5，C02CP：30mmol／L；HC03-：31mmol／L，K+：3mmol／L，Cl-：90mmol／L，Na+：145mmoL／L，Ca2+：3.5mmol／L，尿pH：5.0。患者目前应是下列哪种情况（ ）
A. 肝硬化并发肝性脑病前期 B. 肝硬化并发肝肾综合征 C. 肝硬化并发代谢性低钾、低氯、碱中毒 D. 肝硬化、肝昏迷并发低钙血症 E. 肝硬化并发肝癌 [单选题]OPGW光钎的熔接标准单模允许熔接传输损耗应小于( )dB。
A.0.08 B.0.06 C.0.04 D.0.03 [单项选择]The road ______ I drive to work is always crowded.
A. which B. on that C. that D. on which 我来回答: 提交
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