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【判断题】
1820在播种式拣货作业中,分获一般是按照客户或配送路线进行分类的。分类有人工目视处理和自动分类机两种方式。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】The manager ______ the worker how to do it, or the accident couldn’t have happened.
A.
couldn’t have told
B.
ought to tell
C.
could have told
D.
mustn’t have told
【单选题】Two identical slides in air are illuminated with monochromatic light. The slides are exactly parallel, and the top slide is moving slowly upward. What do you see in top view? 1. all black 2. all brigh...
A.
1
B.
2
C.
3
D.
4
E.
5
【单选题】When and where to enjoy our summer vacation _____ yet. [ ]
A.
aren't decided
B.
isn't being decided
C.
hasn't been decided
D.
haven't been decided
【单选题】—Where are you going for your holiday? —Well, we ______ yet. [ ]
A.
haven't decided
B.
hadn't decided
C.
don't decide
D.
didn't decide
【简答题】The
worker decided to finish the work on ____.A. contact B. schedule C. stress D. staff
【单选题】Monochromatic light shines on a pair of identical glass microscope slides that form a very narrow wedge. The top surface of the upper slide and the bottom surface of the lower slide have special coati...
A.
1
B.
2
【单选题】The worker decided to finish the work on ____.
A.
contact
B.
schedule
C.
stress
D.
staff
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