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【单选题】
水分在绿色植物中是各组分中占比例最大的,对于生长旺盛的植物组织和细胞其水分含量为鲜重的( )A.
50%-70%
B.
90% 以上
C.
70%-90%
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【单选题】Often enough the craft worker's place of employment in ancient Greece was set in rural isolation. Potter, for instance, found it convenient to locate their workshops near their source of clay, regardl...
A.
production techniques
B.
similarity to other crafts
C.
unusual materials
D.
resemblance to earlier pottery
【单选题】makes the peasant worker proud is he has set up a new bridge for the villagers.A．What; thatB．Wha
A.
35． makes the peasant worker proud is he has set up a new bridge for the villagers. A．What; that
B.
What; because
C.
That; what
D.
That; because
【单选题】A time-study specialist has set the production rate for each worker on a certain job at 22 units every 3 hours. At this rate what is the minimum number of workers that should be put on the job if at l...
A.
5
B.
8
C.
12
D.
13
E.
30
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