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【判断题】
酶蛋白决定反应的特异性, 辅助因子决定反应的种类与性质
A.
正确
B.
错误
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举一反三
【多选题】Which of the following statements about “research background” in a research proposal is/are correct?
A.
The research background section displays your academic ability to conduct your research.
B.
It is to set the research in its social and academic context.
C.
The social context explains why this research is worth doing.
D.
The academic context refers to the studies other researchers have conducted before you on similar topics.
E.
The academic context shows that your research is based on the current academic findings rather than on ignorance,by referring to the publications of earlier research in the field.
F.
In the academic context you identify the knowledge gap you have perceived in this field and point out how your research may fill this gap.
【单选题】下列不属于中国四大名玉的是()。
A.
岫玉
B.
软玉
C.
欧泊
D.
独山玉
【简答题】影响说强调的是传播行为的( )
【单选题】Research universities still attach importance to research in academic promotions partly because ______ .
A.
professors with academic achievements are usually responsible and tough
B.
it is difficult to conduct objective evaluation of teaching quality
C.
top students who want to be challenged appreciate research professors
D.
research helps to improve the effectiveness of teaching
【单选题】下列不属于中国最著名的四大玉石的是()
A.
和田玉
B.
河南独山玉
C.
湖北的绿松石
D.
云南黄龙玉
【多选题】生晒参的性状特征
A.
主根呈圆柱形或纺锤形
B.
上部有粗横纹及明显的纵皱纹
C.
根茎短粗,芦腕稀疏
D.
断面皮部散有黄棕色点状树脂道
E.
香气特异,味微苦,苷
【单选题】NBAC will leave the issue of embryo research undiscussed because ______.
A.
embryo research is just a current development of cloning
B.
the health of the child is not the main concern of embryo research
C.
an embryo's life will not be enered in embryo research
D.
the issue is explicitly stated and settled in the law
【单选题】Which of the steps in the marketing research process has been left out: defining the problems and research objectives, implementing the research plan, and interpreting and reporting the findings?
A.
developing the research budget
B.
choosing the research method
C.
choosing the research agency
D.
comparing and contrasting primary and secondary data
E.
developing the research plan
【判断题】压力前池可以向压力管道均匀分配流量。
A.
正确
B.
错误
【单选题】无论图形放大与缩小,在标注尺寸时均应按( )来标注。
A.
图形的实际尺寸
B.
机件的真实大小
C.
考虑绘图的准确度进行修正
D.
都不对
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