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【多选题】
从中国各民族的实际情况出发,为体现各民族不分人口多少、居住地域大小、社会发展阶段和经济文化发展水平高低,只要是历史上形成的在_____、语言文字、_____、民族意识等方面,具有明显特点的、稳定的人们共同体,都称之为“民族”。A.
经济生活
B.
社会经济
C.
文化特征
D.
历史文化
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【单选题】Why does Philips say that a writer should have a thick skin?
A.
Because it is hard for a writer to find a prospective editor.
B.
Because a writer may receive numerous rejections of his works.
C.
Because the rejection letters can be used to wallpaper the house.
D.
Because being a writer has something to do with luck and timing.
【简答题】下列各数的有效数字位数是 0.0030 0.698 6.023×1023 1000 .120 1.0×103 logKθ=11.23 pH=5.2
【简答题】下列各数的有效数字位数是 0.0030 位 0.698 位 6.023×10 23 位 1001 位 .120 位 1.0×10 3 位 log K θ =11.23 位 pH=5.2 位
【单选题】We get the impression that the writer of this article ______.
A.
bitterly criticizes the writing style. of e-mail
B.
is in favor of the writing style. of email
C.
does not express explicitly his own attitude towards the writing style. of email
D.
is strongly against the substandard writing style. of e-mail
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