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【单选题】Throughout the nation’s more than 15,000 school districts, widely differing approaches to teaching science and math have emerged. Though there can be strength in diversity, a new international ysi...
A.
it lacks a coordinated national program
B.
it sets a very low academic standard for students
C.
it relies heavily on the initiative of individual teachers
D.
it attaches too much importance to intensive study of school subjects
【单选题】Throughout the nation’s more than 15,000 school districts, widely differing approaches to teaching science and math have emerged. Though there can be strength in diversity, a new international ysi...
A.
there is always controversy in educational circles
B.
not enough educators have realized the necessity for doing so
C.
school districts are responsible for their own decisions
D.
many schoolteachers challenge the acceptability of these standards
【单选题】Throughout the nation"s more than 15,000 school districts, widely differing approaches to teaching science and math have emerged. Though there can be strength in diversity, a new international ysi...
A.
lays stress on quality at the expense of quantity
B.
offers an environment for comprehensive education
C.
encourages learning both in depth and in scope
D.
scratches the suce of a wide range of topics
相关题目：
【单选题】中细碎圆锥破碎的产物直接从破碎机的（）排出。
A.
中部
B.
侧部
C.
底部
【单选题】破碎的难易的决定因素是物料的（）。
A.
强度
B.
硬度
C.
密度
【多选题】细胞破碎的方法有哪些？
A.
高压匀浆法
B.
高速珠磨法
C.
超声波破碎法
D.
化学渗透法
E.
酶溶法
F.
物理法
【判断题】软岩的主要特点是“软弱、松散、破碎、膨胀”。（）
A.
正确
B.
错误
【单选题】Throughout the nation’s more than 15,000 school districts, widely differing approaches to teaching science and math have emerged. Though there can be strength in diversity, a new international ysi...
A.
it lacks a coordinated national program
B.
it sets a very low academic standard for students
C.
it relies heavily on the initiative of individual teachers
D.
it attaches too much importance to intensive study of school subjects
【单选题】Throughout the nation’s more than 15,000 school districts, widely differing approaches to teaching science and math have emerged. Though there can be strength in diversity, a new international ysi...
A.
there is always controversy in educational circles
B.
not enough educators have realized the necessity for doing so
C.
school districts are responsible for their own decisions
D.
many schoolteachers challenge the acceptability of these standards
【单选题】Throughout the nation"s more than 15,000 school districts, widely differing approaches to teaching science and math have emerged. Though there can be strength in diversity, a new international ysi...
A.
lays stress on quality at the expense of quantity
B.
offers an environment for comprehensive education
C.
encourages learning both in depth and in scope
D.
scratches the suce of a wide range of topics
【判断题】没有主题，文章就会支离破碎，不知所云。()
A.
正确
B.
错误
【单选题】破碎工艺中的干式破碎法有机械破碎和（）。
A.
湿式破碎
B.
压碎
C.
剪切
D.
非机械能破碎
【单选题】“沟壑纵横，支离破碎”是下面哪个地区的特征（）
A.
珠江三角洲
B.
内蒙古高原
C.
黄土高原
D.
青藏高原
【判断题】破碎筛分的目的是使矿物单体解离。
A.
正确
B.
错误
【简答题】我国的四大高原中，地形呈“千沟万壑、支离破碎”的高原是（ ）
A.
青藏高原
B.
黄土高原
C.
内蒙古高原
D.
云贵高原