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【多选题】
下列地形区在我国第三级阶梯上的有A.
黄土高原
B.
华北平原
C.
准噶尔盆地
D.
江南丘陵
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举一反三
【简答题】主存储器的性能指标主要是存储容量,A.______和B.______。
【简答题】简答无领导小组讨论的分类。P177～178
【简答题】C Computer people talk lots about the need for other people to become ' computer literate ' . But not all experts think it a good idea. Onepioneer, in particular, who disagrees, is David Debut, the fo...
【单选题】After 20 years of marriage, a husband may still not understand his wife. How is it that she is never at a【C1】______for words? How can she【C2】______the names of a couple they met on【C3】______years ago?...
A.
slip
B.
puzzle
C.
loss
D.
failure
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