In the United States, the first day-nursery was opened in 1854. Nurseries were established in various areas during the (1) half of the 19th century; most of them were (2) Both in Europe and in the U. S. , the day-nursery (3) received great (4) during the First World War, when (5) of manpower caused the industrial employment (6) numbers of women. In some European countries nurseries were established (7) in munitions (军火)plants, under direct government (8) Although the number of nurseries in the U. S. also rose (9) , this rise was accomplished without government aid of any kind. During the years following the First World War, (10) , Federal, State, and local governments gradually began to exercise a measure of control over the day-nurseries, chiefly by (11) them and by inspecting and regulating the conditions within the nurseries.
The (12) of the Second World War was quickly followed by an
A. exceptional
B. unprecedented
C. extraordinary
D. unduplicated
| A major reason for conflict in the animal world is
territory. The male animal{{U}} (21) {{/U}}an area. The size of the area
is sufficient to provide food for him, his{{U}} (22) {{/U}}and their
offspring. Migrating birds, for example, divide up the best territory in the
order of "first come, first{{U}} (23) {{/U}}" The late arrivals may
acquire{{U}} (24) {{/U}}territories, but less food is{{U}} (25)
{{/U}}, or they are too close to the{{U}} (26) {{/U}}of the enemies
of the species. When there is conflict over territory, animals will commonly use force, or a{{U}} (27) {{/U}}of force, to decide which will stay and which will go. It is interesting to note, however, that animals seem to use only the{{U}} (28) {{/U}}amount of force necessary to drive away the intruder. There is usually no killing. In the{{U}} (29) {{/U}}of those A. killer B. loser C. victor D. successor [多选题]甲市乙县发生一起持枪抢劫金店案件,大量金器被抢,犯罪嫌疑人在逃,该案由甲市公安局刑侦支队办理。下列选项中说法错误的是( )。
A.通缉令的发布范围,由市公安局刑侦支队负责人决定 B.为了查获被抢的金器,可以发布悬赏通告 C.犯罪嫌疑人被抓获后,抓获单位可以直接撤销悬赏通告 D.符合悬赏通告上领取赏金条件的公民,因未领取到赏金,可以向法院提起诉讼 [单选题]在采用混合气体保护焊焊接低碳钢和低合金钢时,焊缝成形、接头质量、熔滴过渡和电弧稳定性最好的混合气体为( )。
A.混合气体 B.r+混合气体 C.Ar+混合气体 [简答题]岔线、段管线内调车限制的机型和速度应纳入（ ）。
[多选题]培训师情绪紧张有不同的来源，大致可有（ ）等几大类。
A.准备不充分、内容记不住、所讲内容不擅长 B.课程信息量不足 C.学员对课程期望值不高 D.开场破冰技巧准备不足 我来回答: 提交
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