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计算题： 某地甲乙两个农贸市场三种主要蔬菜价格及销售额资料如表: 试计算比较该地区哪个农贸市场蔬菜平均价格高？并说明原因。
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参考答案：
举一反三
【单选题】听力原文：W: I bought a camera from your store last month. Here is my receipt. I know it's just past the warranty period, but the camera hasn't been working properly for quite some time, and now it's not f...
A.
The man will ask the woman to show the guarantee.
B.
The man will ask the woman to show the receipt.
C.
The man will replace the woman's camera.
D.
The man will adjust the camera's lens.
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【单选题】设计化学问题要合理把握难度，让学生“跳一跳才能摘到桃子”。这种教学设计主要遵循的是（ ）
A.
最近发展区理论
B.
尝试错误理论
C.
图式理论
D.
格式塔理论
查看完整题目与答案
【单选题】听力原文：W：Steven will be a college freshman in the fall．I'm a little worried about him．He's never been away from home before． M：Well，it has to happen sooner or later．He has to learn to take care of himse...
A.
Steven is too young to leave home.
B.
Steven will be homesick in school.
C.
Steven has to learn to be independent.
D.
Steven should learn how to help others
查看完整题目与答案
【简答题】请填写图中序号1-12所代表的名称。
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【单选题】用户处理numpy的ndarray对象时，可以改变数组维度。下列描述中错误的是
A.
resize 方法不能修改原 ndarray 数组
B.
reshape 方法不能修改原 ndarray 数组
C.
flatten 方法不能修改原 ndarray 数组
D.
ndim属性表示 ndarray 数组 的维度
查看完整题目与答案
【简答题】读 '中国政区图'，回答问题（12分） （1）写出下列数码所代表的省区的名称：①________ ②__________ （2）写出下列数码所代表的省区的简称：③___________④___________ （3）写出下列数码所代表的省区的行政中心名称：⑤__________⑥__________ （4）北回归线自西向东穿越的省区的简称依次是_______ 、________ 、_______ ...
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【单选题】Once people wore garlic around their necks to ward off disease. Today, most Americans would scoff at the idea of wearing a necklace of garlic cloves to enhance their well-being.However,you might find ...
A.
a senior citizen suffering from chemotherapyinduced nausea
B.
a young woman suffering from chronic fatigue syndrome
C.
a 45-year-old man who believes that his body and mind must be treated together.
D.
a 25-year-old track star with chronic back pain
查看完整题目与答案
【多选题】电工材料按照它们导电能力，一般可以分为如下几种？
A.
导体
B.
半导体
C.
超导体
D.
绝缘体
查看完整题目与答案
【简答题】完形填空（共20小题；每题1分，满分20分） 阅读下面短文，从短文后各题所给的四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项。 James was a curious young man. Everywhere he went, he liked to observe things and to __21__ people—what they did, what they said a...
查看完整题目与答案
【单选题】The stockings that the young man wore were ______.
A.
worn out
B.
very expensive
C.
much too big
D.
made by hand
查看完整题目与答案
相关题目：
【单选题】听力原文：W: I bought a camera from your store last month. Here is my receipt. I know it's just past the warranty period, but the camera hasn't been working properly for quite some time, and now it's not f...
A.
The man will ask the woman to show the guarantee.
B.
The man will ask the woman to show the receipt.
C.
The man will replace the woman's camera.
D.
The man will adjust the camera's lens.
查看完整题目与答案
【单选题】设计化学问题要合理把握难度，让学生“跳一跳才能摘到桃子”。这种教学设计主要遵循的是（ ）
A.
最近发展区理论
B.
尝试错误理论
C.
图式理论
D.
格式塔理论
查看完整题目与答案
【单选题】听力原文：W：Steven will be a college freshman in the fall．I'm a little worried about him．He's never been away from home before． M：Well，it has to happen sooner or later．He has to learn to take care of himse...
A.
Steven is too young to leave home.
B.
Steven will be homesick in school.
C.
Steven has to learn to be independent.
D.
Steven should learn how to help others
查看完整题目与答案
【简答题】请填写图中序号1-12所代表的名称。
查看完整题目与答案
【单选题】用户处理numpy的ndarray对象时，可以改变数组维度。下列描述中错误的是
A.
resize 方法不能修改原 ndarray 数组
B.
reshape 方法不能修改原 ndarray 数组
C.
flatten 方法不能修改原 ndarray 数组
D.
ndim属性表示 ndarray 数组 的维度
查看完整题目与答案
【简答题】读 '中国政区图'，回答问题（12分） （1）写出下列数码所代表的省区的名称：①________ ②__________ （2）写出下列数码所代表的省区的简称：③___________④___________ （3）写出下列数码所代表的省区的行政中心名称：⑤__________⑥__________ （4）北回归线自西向东穿越的省区的简称依次是_______ 、________ 、_______ ...
查看完整题目与答案
【单选题】Once people wore garlic around their necks to ward off disease. Today, most Americans would scoff at the idea of wearing a necklace of garlic cloves to enhance their well-being.However,you might find ...
A.
a senior citizen suffering from chemotherapyinduced nausea
B.
a young woman suffering from chronic fatigue syndrome
C.
a 45-year-old man who believes that his body and mind must be treated together.
D.
a 25-year-old track star with chronic back pain
查看完整题目与答案
【多选题】电工材料按照它们导电能力，一般可以分为如下几种？
A.
导体
B.
半导体
C.
超导体
D.
绝缘体
查看完整题目与答案
【简答题】完形填空（共20小题；每题1分，满分20分） 阅读下面短文，从短文后各题所给的四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项。 James was a curious young man. Everywhere he went, he liked to observe things and to __21__ people—what they did, what they said a...
查看完整题目与答案
【单选题】The stockings that the young man wore were ______.
A.
worn out
B.
very expensive
C.
much too big
D.
made by hand
查看完整题目与答案
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