皮皮学,免费搜题
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【单选题】
集体决策的缺点不包括( )
A.
花费较多的时间
B.
集思广益
C.
责任不明
D.
压力下从众
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举一反三
【简答题】Today is Tom’s birthday. His friends give him some birthday presents. They are very nice. There is a desk and a chair in his room. He puts(放) presents on them. A white watch and a black pencil box are...
【判断题】变频调速装置属于无源逆变。()
A.
正确
B.
错误
【单选题】Which of the following words is a functional word?
A.
Often
B.
Nice
C.
Desk
D.
Although
【判断题】离网逆变器属于无源逆变器。
A.
正确
B.
错误
【单选题】( )属于无源逆变
A.
绕线式异步电动机串级调速
B.
高压直流输电
C.
交流电动机变频调速
D.
直流电动机可逆调速
【简答题】在营养学中,矿物质是指 ( )
【简答题】Listen to the interviews again and write down the reasons they have for their opinions. Write ONLY ONE WORD for each blank. Allen:With a nice, 1 , 2 and kind person, there will be fewer 3 and 4 in lif...
【单选题】在营养学中,矿物质是指
A.
微量元素
B.
宏量元素
C.
金属元素
D.
微量元素+宏量元素
E.
金属元素+微量元素
【简答题】6 Complete the sentences with a suitable word. ► There used to be lots of space, but now it’s a really built-up area. 1 I live in a ____ about two kilometres from the centre. 2 Unfortuna...
【单选题】在营养学中,矿物质是指
A.
金属元素+宏量元素
B.
宏量元素+重量元素
C.
重量元素+金属元素
D.
宏量元素
E.
金属元素
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