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【单选题】
()是以“冷”、“热”因素表示国际直接投资环境优劣的一种评估方法。A.
投资障碍分析法
B.
国别冷热比较法
C.
投资环境等级评分法
D.
加权等级评分法
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举一反三
【简答题】The demands of an ever-changing world require that we constantly e______our education system and experiment with creative ways of teaching for success.
【单选题】The nuclear pore complex allows for ____
A.
passive diffusion of small molecules
B.
import of proteins
C.
export of mRNA
D.
all of the above
【单选题】Which one is not a component of the nuclear pore complex?
A.
nuclear lamina
B.
Cytoplasmic ring
C.
Nuclear ring
D.
Spoke
【单选题】The nuclear pore complex allows for
A.
passive diffusion of smaller molecules.
B.
import of proteins.
C.
active transport of very large molecules.
D.
all of the above.
【简答题】I hurt my .
【简答题】核孔复合体(nuclear pore complex，)
【单选题】---Mum, I hurt my leg when I climbed the tree. --- You ___ that tall tree. I’ve told you many times.
A.
mustn’t have climbed
B.
shouldn’t have climbed
C.
couldn’t climb
D.
may not climb
【简答题】nuclear pore complex
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