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【多选题】
关于皮亚杰和科尔伯格道德发展理论,下面说法正确的是
A.
道德认知发展代表了道德决策类型
B.
道德认知发展都是以认知发展为基础
C.
道德认知发展阶段代表了特定的思维方式的特点
D.
道德认知发展都是固定不变的发展序列
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【单选题】如果等成本曲线在坐标轴平面上与等产量曲线相交,那么要生产等产量曲线表示的产量水平()。
A.
应增加成本支出;
B.
不能增加成本支出;
C.
应减少成本支出;
D.
不能减少成本支出。
【多选题】根据嵌入式产品的定义,以下属于嵌入式产品的有哪些?
A.
耳机
B.
手机
C.
智能电视
D.
热水壶
【单选题】在横轴表示生产要素X的数量,纵轴表示生产要素Y的数量的坐标平面上,如果等成本曲线围绕它与纵轴的交点逆时针转动,那么这实际上意味着()
A.
生产成本与生产要素Y的价格保持不变,生产要素X的价格下降了
B.
生产成本与生产要素Y的价格保持不变,生产要素X的价格上升了
C.
生产成本与生产要素X的价格保持不变,生产要素Y的价格下降了
D.
生产成本与生产要素X的价格保持不变,生产要素Y的价格上升了
【单选题】Tom _____ some rice and vegetables for lunch yesterday. [     ]
A.
have
B.
has
C.
had
D.
will have
【单选题】Why does the author say running an online business is deceptively ?
A.
The structure of a business web site isn’t very complicated, so it looks as if anyone can do it. But unfortunately, people fail all the time.
B.
The whole process of running an online business is just too complicated for most people.
C.
You focus on the content side. They help you with the technical implementation side.
D.
Running an online business can be a wonderful growth experience, and the income and it can provide is certainly nice too.
【判断题】根据喷杆高度自动调节的需要,设计了喷杆高度检测装置,实现对喷杆在喷雾作业过程中喷雾高度的实时检测功能。
A.
正确
B.
错误
【简答题】It ’ s Sunday today. Tony doesn ’ t have to go to school. He can do what he likes to do. 7:30 Gets up and brushes his teeth. 7:55 Has a big breakfast with his parents. 8:30 Plays tennis with his best ...
【简答题】Lunch has vegetables, salad, fish, eggs, chicken, bread, rice, noodles, meat, 4. and fruit.
【单选题】中国人对馔肴进餐环境的感觉,通常称为
A.
物理味觉
B.
化学味觉
C.
狭义味觉
D.
味外之味
【简答题】B Peter plays basketball for the kids basketball club. He usually gets up at 5:30 and runs in his school from 5:40 to 6:40.After running, he has breakfast at 7 o’clock. For breakfast, he eats some egg...
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