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下图所示的云南路南石林属于喀斯特地貌。结合岩石圈物质循环简图，回答1-2题。 小题1:路南石林的岩石按成因属于右图中的 A．甲 B．乙 C．丙 D．丁 小题2:塑造路南石林的主要外力作用是 A．流水侵蚀 B．风力侵蚀 C．冰川侵蚀 D．海浪侵蚀
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【简答题】We often ________ (play) on the playground．
【单选题】虽然价廉，但适用范围广，也可考虑单独使用。因它适用于大型计算机综合无人化管理系统，所以近年来的需要显著增加。
A.
平面式自动仓库
B.
楼式自动仓库
C.
单元式自动仓库
D.
立体式自动仓库
【简答题】投入产出分析与马克思主义再生产理论有哪些联系?
【简答题】听力原文：Often, we learn wisdom from failure. We often discover what we will do by finding out what we cannot do. And probably he who never made a mistake never made a discovery. (55)
【单选题】--- Could you tell us ______? ---- About two weeks.
A.
how often are we going to be away
B.
how often we are going to be away
C.
how long are we going to be away
D.
how long we are going to be away
【单选题】( )虽然价廉,但适用范围广,也可考虑单独使用。因它使用于大型计算机综合无人化在线管理系统,所以近年来的需要显著增加。
A.
平面式自动仓库
B.
楼式自动仓库
C.
单元式自动仓库
D.
立体式自动仓库
【单选题】— We didn't see you at this morning's meeting. — ______, but if I hadn't had to meet a friend, I would have been there. [ ]
A.
I'm sorry
B.
Me, too
C.
Never mind
D.
Thank you
【单选题】We _____ at school from Monday to Friday. [ ]
A.
is often
B.
are often
C.
often is
D.
often are
【简答题】Help was often given to him by us. We often ______ him ______.
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