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【单选题】
已知圆锥的侧面积为10πcm 2 ，侧面展开图的圆心角为36 o ，则该圆锥的母线长为 [ ]A.
100cm
B.
10cm
C.
cm
D.
cm
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皮皮学刷刷变学霸
举一反三
【简答题】WORD提供了四种文档视图模式。（ ）
【简答题】简述四种反应层次模式。
【简答题】language deficit
【单选题】现代教育技术的应用大体上有以下四种模式：集体教学模式、个别化教学模式、（）、远程教学模式。
A.
协作教学模式
B.
小组学习模式
C.
协作学习模式
D.
小组教学模式
【单选题】Who should be blamed for the language deficit?
A.
Students
B.
Student's family and friends
C.
Schools.
D.
Grocery stores.
【多选题】What are the reasons for students' language deficit?
A.
Students are not stupid. However, they mistakenly learn whatever they see and hear in their language environment.
B.
Schools fail to establish high standards of English language abilities.
C.
Schools are unable to sufficiently teach the basic concepts of language-grammar and vocabulary.
D.
Young teachers know little about these important structures of language since they also didn't have the chance to deal with them in their prior learning experience.
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