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【单选题】
双子叶植物茎内的次生木质部由什么分裂、生长和分化而A.
形成层细胞
B.
形成层细胞
C.
纺锤状原始细胞
D.
射线原始细胞
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】其他条件相同,人离接地点越近时可能承受的( )。
A.
跨步电压越大、接触电压越小
B.
跨步电压和接触电压都越大
C.
跨步电压越大、接触电压不变
D.
跨步电压不变、接触电压越大
【单选题】The passage suggests that ______.
A.
it's now unlikely to see a Frenchman enjoying a stroll by the river
B.
great changes have occurred in the lifestyle. of all Frenchmen
C.
in pursuing material gains the French are suffering losses elsewhere
D.
the French are fed up with the smell of freshly picked apples
【简答题】______ programmes are unlikely to reduce the number of students going abroad in the near Trans-national (education)
【单选题】Henny _________ be at home now because he phoned me from the school just now . [ ]
A.
mustn't
B.
isn't he able to
C.
may not
D.
can't
【单选题】Which of the italicized parts functions as a subject?
A.
It seems unlikely she will refuse the offer.
B.
She took for granted that her son would study medicine.
C.
The odds are that he will not do it.
D.
Stories that the house was haunted angered the owner.
【简答题】1t is afternoon now．30．1t is afternoon now．
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