皮皮学,免费搜题
登录
搜题
【单选题】
下列各项向量中互相垂直的是
A.
A=(-3,5),B=(-1,5)
B.
A=(-3,-2),B=(3,2)
C.
A=(3,4),B=(4,-3)
D.
A=(-3,3),B=(-1,1)
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【判断题】药店门店的商圈一旦定下来就是固定的,不会改变的
A.
正确
B.
错误
【简答题】请给下列两条新闻制作标题。 本报讯从今天起,中央爱卫会的专家在上海市抽样检查鉴定有无臭虫,若检查合格,本市可成为无臭虫市,在三天检查期间,凡发现臭虫的市民可向各区防疫站监督电话举报。 中央爱卫会的九名专家,从今天起在闵行、黄浦、徐汇、普陀、全山等区县进行抽样检查,每区县检查三个街道,每个街道检查三个里委,每个里委抽样五六十户及三到四个单位。 本报讯  16日下午,广州消防器材厂响起了一阵急促的汽笛...
【多选题】高某利用职务便利多次收受贿赂,还雇凶将举报他的下属王某打成重伤。关于本案庭前会议,下列哪些选项是正确的?
A.
高某可就案件管辖提出异议
B.
王某提起附带民事诉讼的,可调解
C.
高某提出其口供系刑讯所得,法官可在审查讯问时同步录像的基础上决定是否排除口供
D.
庭前会议上出示过的证据,庭审时举证、质证可简化
【判断题】王安石非常器重的诗人王令作有寓言诗《梦蝗》。
A.
正确
B.
错误
【单选题】George has spent $600 purchasing and repairing an old fishing boat, which he expects to sell for $900 once the repairs are complete. George discovers that, in addition to the $600 he has already spent...
A.
He should sell the boat as it is now for $400.
B.
He should keep the boat since it would not be rational to spend $1,000 on repairs and then sell the boat for $900.
C.
He should complete the repairs and sell the boat for $900.
D.
It does not matter which action he takes; the outcome is the same either way.
【简答题】巧用大循环,处理不再难 山东某地采用循环经济的理念,将秸秆“吃干榨尽”,对秸秆利用进行了有益探索。 一、秸秆种蘑菇 该地小麦种植面积为60万亩,按亩产500公斤秸秆计算,每年产生30万吨秸秆。虽然粉碎还田、压块做燃料、青储养殖等消化了大量秸秆,但一些农户为图方便,仍然偷偷焚烧秸秆,当地禁烧压力很大。 2009年,该地通过招商引资引进了一家蘑菇种植企业,该企业以小麦秸秆加鸡粪为原料培育双孢菇...
【简答题】When and where do the boat train leave from?
【判断题】蛋白质分子中左右的氨基酸(除甘氨酸外)都是左旋的。
A.
正确
B.
错误
【多选题】高某利用职务便利多次收受贿赂,还雇凶将举报他的下属王某打成重伤。关于本案庭前会议,下列哪些选项是正确的?()
A.
高某可就案件管辖提出异议
B.
王某提起附带民事诉讼的,可调解
C.
高某提出其口供系刑讯所得,法官可在审查讯问时同步录像的基础上决定是否排除口供
D.
庭前会议上无异议的证据,庭审时举证、质证可简化
【单选题】Mike has spent $500 purchasing and repairing an old fishing boat, which he expects to sell for $800 once the repairs are complete. Mike discovers that, in addition to the $500 he has already spent, he...
A.
He should sell the boat as it is now for $300.
B.
He should keep the boat since it would not be rational to spend $900 on repairs and then sell the boat for $800.
C.
He should complete the repairs and sell the boat for $800.
D.
It does not matter which action he takes; the outcome is the same either way.
相关题目: