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A simplified language derived from two or more languages is called a pidgin. It is a contact language developed and used by people who do not share a common language in given 【1】______ geographical area. It is used in a limited way and the structure is very simplistic. Since they serve as a single simplistic purpose,【2】______ they usually die out. Furthermore, if the pidgin is used long 【3】______ enough, it begins to evolve into a more complex language with a more complex structure and rich vocabulary. Once the pidgin has 【4】______ evolved and has acquired native speakers (the children learn from【5】______ the pidgin as their first language), it is then called a Creole. An example of this is the Creole from Papua New Guinea, Tok Pisin, which has become a national language. Reasons for the development of Pidgins In the nineteenth century, when slaves from Africa were brought over North America to work on the plantations, they 【6】______ were separated from the people of their community and mixed with people of various other communities, therefore they were able to communicate with each other. So they couldn't come up 【7】______ with a plot to escape back their land. Therefore, in order to 【8】______ finally communicate with their peers on the plantations, and with their bosses, they needed to form. a language which they could 【9】______ communicate. Pidgins also arose because of colonization. Prominence languages such as French., Spanish, Portuguese, 【10】______ English, and Dutch were the languages of the colonizers. The people of the colonies tried to communicate with the colonizers using a mixed language. 【M1】
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A.
可能含有氢元素
B.
可能含有氧元素
C.
一定含有硅元素、氟元素
D.
X是一种氧化物
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A.
吉祥
B.
光明的东方
C.
永恒之火
D.
勇敢
【多选题】在全球速卖通平台,卖家店铺存在哪些情况会被平台终止或收回账户?()
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未通过身份认证
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一年内连续180天未登录速卖通或TradeManager
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每天新上架的产品过多
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店铺上架的产品过少
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A.
H 2 SiO 3
B.
SiF 4
C.
F 4
D.
O 2
【判断题】所谓点动控制是指点一下按钮就可以使电动机启动并连续运转的控制方法。
A.
正确
B.
错误
【判断题】氢氟酸可以腐蚀玻璃。
A.
正确
B.
错误
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A.
正确
B.
错误
【判断题】所谓点动控制是指点一下按钮就可以使电动起启动并连续运转的控制方式。
A.
正确
B.
错误
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A.
团结联合
B.
日子富裕
C.
永恒之火
D.
光明的东方
【单选题】氢氟酸(HF)对玻璃有腐蚀作用,可用在玻璃上雕刻各种精美图案,氢氟酸与玻璃发生的反应可以表示为:SiO 2 +4HF=X↑+2H 2 O,关于物质X的组成,下列说法正确的是
A.
可能含有氢元素
B.
一定含有硅元素、氟元素
C.
可能含有氧元素
D.
X是一种氧化物
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