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【单选题】
In this passage, what does the term 'coalescence' refer to?
A.
The gathering of small clouds to form．large clouds.
B.
The growth of droplets.
C.
The fall of raindrops and other precipitation.
D.
The movement of dust particles in the sunlight.
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参考答案：
参考解析：
刷刷题刷刷变学霸
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【单选题】For many travelers, charter vacations often turn out to cost considerably more than______.
A.
they originally seemed
B.
they originally seem to
C.
they seemingly would cost originally
D.
they seemed originally
【单选题】古立克所建议的行政改革的主导原则不包括( )
A.
相关的工作应安排在同一单位
B.
增加民选官员的人数
C.
一把手要指定专人负责整个部门的工作鉴定
D.
整个部门的每项职能都要指派专人具体负责
【单选题】细胞核所需的蛋白质也在细胞质中合成，其返回细胞核的机制是
A.
前体蛋白质加ATP；
B.
蛋白质N端连一前导信号，加ATP；
C.
蛋白质C连一后置信号，加ATP；
D.
蛋白质内部连一信号，加ATP。