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【判断题】
在三相交流发电机中,电枢是固定不动的。
A.
正确
B.
错误
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【简答题】选词填空。 1. Mary ____________ (ask, asks, asked) me to go to the park with her yesterday. 2. Last week my father ____________ (bought, buys, buyed) me a new watch. 3. My father ____________ (give, gived,...
【简答题】某鱼塘捕到100条鱼,称得总重为150千克,这些鱼大小差不多,做好标记后放回鱼塘,在它们混入鱼群后又捕到102条大小差不多的同种鱼,称得总重仍为150千克,其中有2条带有标记的鱼. (1)鱼塘中这种鱼大约有(    )条; (2)估计这个鱼塘可产这种鱼(    )千克.(精确到0.1)
【单选题】循环语句“ for( var i=0, j=10; i!=j; i++j--)”循环次数是()
A.
0
B.
1
C.
5
D.
无限
【单选题】● Using the figure in the Special window, Activity 'L' has an early start time of _____ weeks and an early finish time of _____ weeks.
A.
11, 13
B.
12, 14
C.
13, 15
D.
14, 16
E.
15, 17
【单选题】● Using the figure in the Special window, Activity 'D' has a latest start time of _____ weeks and a latest finish time of _____ weeks.
A.
2, 10
B.
4, 12
C.
6, 14
D.
7, 15
E.
9, 17
【简答题】测量与评价这两者有何不同?
【多选题】提高材料的抗渗性的主要措施。
A.
提高材料的密实度
B.
减少材料内部的开口孔
C.
减少毛细孔的数量
D.
提高材料的密度
E.
提高材料的耐水性
【单选题】___ I saw her, she was working in a shop.
A.
The last time
B.
For the last time.
C.
To the last time.
D.
In the last time.
【单选题】—Did you watch the basketball match last night? —Yes. Jeremy Lin didn’t play ______ he did last week.
A.
well than
B.
more better than
C.
as well as
D.
as good as
【单选题】LAST WEEK'S TOTAL HOURS WORKED AND HOURLY WAGES FOR THE CASHIERS AT MARKET X Note: Last week no more than two cashiers worked at any one time, no cashier worked more than 12 hours on the same day, and...
A.
$132.00
B.
$157.50
C.
$161.25
D.
$163.00
E.
$165.00
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