| The effect of the baby boom on the
schools helped to make possible a shift in thinking about the role of public
education in the 1950’s. In the 1920’s but especially (21)
the Depression of the 1930’s, the United States experienced a
(22) birth rate. Then with the prosperity (23)
.on by the Second World War and the economic boom that followed it,
young people married and (24) households earlier and began
to (25) larger families than had their (26)
during the Depression. Birth rates rose to 102 per thousand in 1946,
106. 2 in 1950, and 118 in 1955 (27) economics was probably
the most important (28) . it is not the only
explanation for the baby boom. The increased value placed (29)
the idea of the family also helps to (30) this
rise in birth rates. The baby boomers began s A. nevertheless B. Therefore C. Furthermore D. Henceforth [多选题]党员拒不执行党组织的____等决定的，给予警告、严重警告或者撤销党内职务处分。（ ）
A.任用 B.调动 C.交流 D.分配 [单选题].甲状腺功能亢进病人避免吃海带、紫菜的理由是 ( )
A.减少纤维素摄入 B.避免对胃刺激 C.避免过敏 D.避免甲状腺素合成过多 E.避免消化不良 [单选题]交通锥一般由塑料或 制作而成，依据灾害事故现场需要放在合适位置。也可与警戒灯配合使用。
A.金属材料 B.橡胶 C.木质材料 D.石质材料 [单项选择]每100ml母乳产生的热量约为（）
A. 251kJ B. 209kJ C. 285kJ D. 314kJ E. 335kJ [单选题]针对每侧单轮胎的公路运输车辆，单轴载重质量超限的规定值为（ ）。
A.6000kg B.8000kg C.10000kg D.12000kg [单项选择]毒物的空间结构与毒性大小的一般规律正确的是( )
A. L-异构体＜D-异构体 B. 间位＜邻位＜对位 C. 直链烃＜支链烃 D. 环烃＜链烃 E. 以上都正确 [单项选择]切换离心泵须使备用泵启动后（）。
A. 全开备用泵出口阀 B. 立即关闭运转泵出口阀 C. 逐步开大备泵出口阀，同时关小运转泵出口阀，直至全关 [单项选择]一国国民经济是由改（）上的常住单位组成的。
A. 地理领土 B. 政治领土 C. 经济领土 D. 全部领土 [多选题]下列属于甲类易燃液体.( )
A.汽油 B.柴油 C.乙醚 D.丙酮 E.煤油 我来回答: 提交
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