皮皮学，免费搜题
登录
搜题
【单选题】
From which following aspect does the following sentence extend the definition? “Asia is the largest continent on Earth. It is in the northern hemisphere. Asia is connected to Europe in the west.”
A.
Genres.
B.
History.
C.
Features.
D.
Nationality.
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
【简答题】一动圆和直线 l：x=- 1 2 相切，并且经过点 F( 1 2 ，0) ， （Ⅰ）求动圆的圆心θ的轨迹C的方程； （Ⅱ）若过点P（2，0）且斜率为k的直线交曲线C于M（x 1 ，y 1 ），N（x 2 ，y 2 ）两点． 求证：OM⊥ON．
查看完整题目与答案
【简答题】Task 1 Complete the sentences in the following summary according to the passage. Payless ShoeSource is an American discount footwear retailer which was founded in 1._______ in 1956. Thanks to its rev...
查看完整题目与答案
【判断题】“明月几时有,把酒问青天” 的诗句显示出了作者李白的豪迈情怀。
A.
正确
B.
错误
查看完整题目与答案
【判断题】“明月几时有，把酒问青天” 的诗句显示出了作者李白的豪迈情怀。
A.
正确
B.
错误
查看完整题目与答案
【单选题】直销银行特色不包括( )? ( )
A.
有门店
B.
去实体化
C.
费用低廉
D.
运营成本低
查看完整题目与答案
【单选题】缺铁性贫血患者舌呈
A.
镜面舌
B.
地图舌
C.
草莓舌
D.
牛肉舌
E.
黑毛舌
查看完整题目与答案
【单选题】Scott thought of himself as a very successful marketer. He created a campaign with a product logo that was very popular and that customers associated with a quality product. It was so popular that in ...
A.
Too much repetition was decreasing the strength of the CS, thus leading to extinction of the learned relationship between the logo, the quality of the product, and the association with Scott's company.
B.
Customers confused Scott's logo with the logo of Scott's competitors, making cognitive learning incomplete.
C.
The logo produced only a fixed-ratio schedule of reinforcement that did not sustain sales, while Scott's competitor used a variable-ratio schedule.
D.
Over time the logo became boring, and customers punished Scott's company by buying competitors' products as a type of revenge for their boredom.
查看完整题目与答案
【简答题】（普通班）已知椭圆 （ a ＞ b ＞0）的焦距为4，且与椭圆 有相同的离心率，斜率为 k 的直线 l 经过点 M （0，1），与椭圆 C 交于不同两点 A 、 B ． （1）求椭圆 C 的标准方程； （2）当椭圆 C 的右焦点 F 在以 AB 为直径的圆内时，求 k 的取值范围． （实验班）已知函数 R)． （Ⅰ）若 ，求曲线 在点 处的的切线方程； （Ⅱ）若 对任意 恒成立，求实数 的取值范围...
查看完整题目与答案
【单选题】护理学四个基本概念的核心是
A.
环境与人的关系
B.
护理
C.
人
D.
健康
E.
环境
查看完整题目与答案
【简答题】Thesales began to ()()last month
查看完整题目与答案
相关题目：
【简答题】一动圆和直线 l：x=- 1 2 相切，并且经过点 F( 1 2 ，0) ， （Ⅰ）求动圆的圆心θ的轨迹C的方程； （Ⅱ）若过点P（2，0）且斜率为k的直线交曲线C于M（x 1 ，y 1 ），N（x 2 ，y 2 ）两点． 求证：OM⊥ON．
查看完整题目与答案
【简答题】Task 1 Complete the sentences in the following summary according to the passage. Payless ShoeSource is an American discount footwear retailer which was founded in 1._______ in 1956. Thanks to its rev...
查看完整题目与答案
【判断题】“明月几时有,把酒问青天” 的诗句显示出了作者李白的豪迈情怀。
A.
正确
B.
错误
查看完整题目与答案
【判断题】“明月几时有，把酒问青天” 的诗句显示出了作者李白的豪迈情怀。
A.
正确
B.
错误
查看完整题目与答案
【单选题】直销银行特色不包括( )? ( )
A.
有门店
B.
去实体化
C.
费用低廉
D.
运营成本低
查看完整题目与答案
【单选题】缺铁性贫血患者舌呈
A.
镜面舌
B.
地图舌
C.
草莓舌
D.
牛肉舌
E.
黑毛舌
查看完整题目与答案
【单选题】Scott thought of himself as a very successful marketer. He created a campaign with a product logo that was very popular and that customers associated with a quality product. It was so popular that in ...
A.
Too much repetition was decreasing the strength of the CS, thus leading to extinction of the learned relationship between the logo, the quality of the product, and the association with Scott's company.
B.
Customers confused Scott's logo with the logo of Scott's competitors, making cognitive learning incomplete.
C.
The logo produced only a fixed-ratio schedule of reinforcement that did not sustain sales, while Scott's competitor used a variable-ratio schedule.
D.
Over time the logo became boring, and customers punished Scott's company by buying competitors' products as a type of revenge for their boredom.
查看完整题目与答案
【简答题】（普通班）已知椭圆 （ a ＞ b ＞0）的焦距为4，且与椭圆 有相同的离心率，斜率为 k 的直线 l 经过点 M （0，1），与椭圆 C 交于不同两点 A 、 B ． （1）求椭圆 C 的标准方程； （2）当椭圆 C 的右焦点 F 在以 AB 为直径的圆内时，求 k 的取值范围． （实验班）已知函数 R)． （Ⅰ）若 ，求曲线 在点 处的的切线方程； （Ⅱ）若 对任意 恒成立，求实数 的取值范围...
查看完整题目与答案
【单选题】护理学四个基本概念的核心是
A.
环境与人的关系
B.
护理
C.
人
D.
健康
E.
环境
查看完整题目与答案
【简答题】Thesales began to ()()last month
查看完整题目与答案