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【单选题】
Nowadays, incoming generations really rely now on the power of the 'Internet' when it comes to searching for information. Just type the word or phrase you're looking【C1】______ and click, there goes your answer. So why【C2】______ wasting time turning the pages of encyclopedias if in just a snap of a finger you have what you needed? People underestimate the power of encyclopedias. Well, technically, all of them are【C3】______ sources which means, they are like the walls that can fully support your data. They are first hand accounts done by professionals and【C4】______ . On the other hand, Internet information I'm not saying all of them, are【C5】______ secondary, or third hand sources【C6】______ basically means that they have been edited or【C7】______ .They maybe data collected from several sources and were put together. However, the problem here is the errors which the writer or the author【C8】______ . He/she may have different under standing on the data than you,【C9】______ you have actually seen the data. So it is like you're just a kid listening to other's story instead of you telling your own.【C10】______ from that, you're not 100% sure that the author is【C11】______ . He/she maybe just a kid posting and posting wrong ideas for【C12】______ . What I would like to【C13】______ here is that manual research is still stronger than any other. There is freedom in it, freedom to give your【C14】______ , under standing, insights towards these first-based ideas. You also type your work【C15】______ gathering the data so you become more【C16】______ with it because writing is the last stage of learning since you make an output out of your【C17】______ . Unlike the one in the Internet, some people also tend to 'copy-paste' their works【C18】______ ever reading them. So they don't absorb【C19】______ must be absorbed. As they say, 'No Pain, No Gain', so working hard with your research will surely be a【C20】______ and a strong one. 【C1】
A.
after
B.
at
C.
for
D.
into
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举一反三
【单选题】最适合制备缓控释制剂的药物的生物半衰期是
A.
0.5~1小时
B.
2~3小时
C.
2~8小时
D.
6~24小时
E.
5~12小时
【判断题】蜗轮蜗杆传动的传动比可以如下计算: i 12 = w 1 / w 2 = z 2 / z 1 = d 2 / d 1 。 ( )
A.
正确
B.
错误
【单选题】苔藓植物生活在阴湿的环境中,但在工业污染严重地区的阴湿地带也不容易找到苔藓植物,这是因为 [     ]
A.
苔藓植物不适应工厂的噪声
B.
苔藓植物容易受到有毒物质的侵害而死亡
C.
城市的环境比森林干旱
D.
工业区内温度太高
【判断题】蜗轮蜗杆传动的传动比可以如下计算:i12=w1/w2=z2/z1=d2/d1。( )
A.
正确
B.
错误
【单选题】一切围绕什么来运作是企业在生存阶段的财务目标?()
A.
产品市场
B.
盈利
C.
竞争
D.
生存
【单选题】企业在生存阶段的财务目标是一切围绕()来运作。
A.
盈利
B.
产品市场
C.
生存
D.
竞争
【单选题】苔藓植物比蕨类植物长得矮小的原因是( )
A.
苔藓植物只能生活在阴暗潮湿的地方
B.
苔藓植物的叶只有一层细胞
C.
苔藓植物只有假根,茎叶里没有疏导组织
D.
苔藓植物没有根、茎、叶,而蕨类植物有根、茎、叶
【判断题】苔藓植物属于低等植物。()
A.
正确
B.
错误
【单选题】外啮合槽轮机构从动件的转向与主动件的转向( )。
A.
相同
B.
相反
【单选题】外啮合槽轮机构从动件的转向与主动件的转向是 _
A.
相同的
B.
相反的
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