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【单选题】
关于我国地形、地势的叙述不正确的是
A.
我国复杂多样的地形中,高原面积较小
B.
我国地势低,呈三级阶梯状分布
C.
我国地势第三级阶梯上的地形以平原和丘陵为主
D.
我国地形复杂多样,以高原、山地为主
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举一反三
【单选题】What distinguishes the end-Permian mass extinction from other similar devastations?
A.
Change of ocean chemistry.
B.
Survival of Miocidaris.
C.
Causes.
D.
Ecological reorganization.
【判断题】禁止连续操作启动开关上电 / 下电
A.
正确
B.
错误
【单选题】What distinguishes an extended example from other types of examples?
A.
It is brief.
B.
It is personal.
C.
It is given in passing.
D.
It provides more details.
【单选题】What distinguishes Chinese calligraphy from other calligraphic arts?
A.
the special ink
B.
the special design
C.
the nature of Chinese characters
D.
the elasticity of the paper
【单选题】决定教育性质的根本因素是
A.
生产力
B.
文化
C.
政治经济制度
D.
科技水平
【单选题】What distinguishes a hypothetical example from other types of examples?
A.
It is a specific instance.
B.
It describes an imaginary situation.
C.
It is emotionally appealing.
D.
It is a story or anecdote.
【判断题】二级引证文献就是参考文献的参考文献。
A.
正确
B.
错误
【多选题】食用菌原种的作用( )
A.
繁殖栽培种
B.
保藏菌种
C.
直接栽培出菇
D.
制作原种
【单选题】According to the professor, what distinguishes Jackson Pollock's work?
A.
The method he used for applying paint to a canvas.
B.
The location where he did his work.
C.
The widespread popularity of his style of art.
D.
The size of the paintings he produced.
【单选题】What distinguishes stem cells from other cell types?
A.
Although all cell types can divide, only stem cells differentiate after division.
B.
Stem cells are able to divide to produce populations of cells that differentiate into a related set of cells.
C.
Stem cells divide asymmetrically to give rise to one daughter cell that remains a stem cell, and a second daughter cell that differentiates into one or more cell types.
D.
Stem cells have a special type of cell division in which they form small stems that then pinch off to give rise to the daughter cell.
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