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【简答题】
在大型软件开发中,负责验收模块的角色是() 。
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举一反三
【单选题】Two balls are___.
A.
under the desk
B.
in the wall
C.
to here
D.
at desks
【单选题】女职工在在经期禁忌从事的高处作业为:分级标准中规定的第( )级、第( )级高处作业。
A.
一,二
B.
二,三
C.
三,四
【简答题】二次打击假说(two hit hypothesis)
【单选题】女性不应从事的体力劳动
A.
体力劳动分级标准中第Ⅰ级以上作业
B.
体力劳动分级标准中第Ⅱ级以上作业
C.
体力劳动分级标准中第Ⅲ级以上作业
D.
体力劳动分级标准中第Ⅳ级以上作业
E.
体力劳动分级标准中第Ⅴ级以上作业
【单选题】The robots can locate colored balls by means of ______.
A.
a charge-coupled device
B.
two cameras
C.
two contact sensors
D.
a digital detector
【单选题】If there are eight red balls, two white balls, pick two at random, what is the probability that we will get two balls with the same color (either 2 red balls or 2 white balls)?
A.
16/45
B.
1/10
C.
29/45
D.
2/10
【判断题】• The two balls are dropped at the same time and hit the ground at the same time.
A.
正确
B.
错误
【单选题】Two balls are___.
A.
under the desk
B.
in the wall
C.
to here
D.
at desks 答案A
【单选题】If there are 5 white balls and 3 black balls in a bag. Pick two randmly, what is the probability that two balls are all white balls?
A.
5/8
B.
5/14
C.
D.
None of the above
【简答题】回答第 127~130 题: 第 127 题 气雾剂中作抛射剂的是( )。
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