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【单选题】
泽维尔证实了光可诱发下列变化：这一事实可用于解释人眼的夜视功能和叶绿素在光合作用中具有极高的光能利用率的原因，下列说法错误的是（　　）
A.
X和Y互为同分异构体
B.
X和Y中的所有原子可能在一个平面上
C.
上述变化是一个物理过程
D.
X和Y都可能发生加聚反应
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参考答案：
举一反三
【单选题】According to the writer, new knowledge may come from
A.
relating new ideas to old ones
B.
advanced learners' ideas
C.
what we have already known
D.
making sense out of experiences
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【简答题】A．Theoretical rather than applied knowledge is emphasized. B．Teachers come from all over the world. C．Each course does not last long. D．New ideas are seldom adopted in their teaching.
查看完整题目与答案
【单选题】When ____ to repairing a computer, I have little knowledge of it. [     ]
A.
I come
B.
it comes
C.
we come
D.
they come
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【单选题】(come to) have knowledge of something through the mind
A.
conceive
B.
perceive
C.
receive
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【判断题】we should mention where it come from when we use proverbs and common knowledge.
A.
正确
B.
错误
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【判断题】鬼针草为菊科一年生草本植物白花草的全草。( )
A.
正确
B.
错误
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【判断题】鬼针草为菊科一年生草本植物白花草的全草
A.
正确
B.
错误
查看完整题目与答案
【单选题】(47977) 无缝线路长轨节两端,温度力是变化的,在克服道床纵向阻力阶段,钢轨有少量的伸缩,称为()。
A.
缓冲区
B.
伸缩区
C.
固定区
D.
过渡区
查看完整题目与答案
【单选题】All of us have come to understand that knowledge ____only from practice.
A.
has come
B.
came
C.
comes
D.
is coming
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【多选题】工业浓硝酸成品分析的内容包括( )。
A.
氯化物含量的测定
B.
硝酸含量的测定
C.
亚硝酸含量的测定
D.
灼烧残渣的测定
查看完整题目与答案
相关题目：
【单选题】According to the writer, new knowledge may come from
A.
relating new ideas to old ones
B.
advanced learners' ideas
C.
what we have already known
D.
making sense out of experiences
查看完整题目与答案
【简答题】A．Theoretical rather than applied knowledge is emphasized. B．Teachers come from all over the world. C．Each course does not last long. D．New ideas are seldom adopted in their teaching.
查看完整题目与答案
【单选题】When ____ to repairing a computer, I have little knowledge of it. [     ]
A.
I come
B.
it comes
C.
we come
D.
they come
查看完整题目与答案
【单选题】(come to) have knowledge of something through the mind
A.
conceive
B.
perceive
C.
receive
查看完整题目与答案
【判断题】we should mention where it come from when we use proverbs and common knowledge.
A.
正确
B.
错误
查看完整题目与答案
【判断题】鬼针草为菊科一年生草本植物白花草的全草。( )
A.
正确
B.
错误
查看完整题目与答案
【判断题】鬼针草为菊科一年生草本植物白花草的全草
A.
正确
B.
错误
查看完整题目与答案
【单选题】(47977) 无缝线路长轨节两端,温度力是变化的,在克服道床纵向阻力阶段,钢轨有少量的伸缩,称为()。
A.
缓冲区
B.
伸缩区
C.
固定区
D.
过渡区
查看完整题目与答案
【单选题】All of us have come to understand that knowledge ____only from practice.
A.
has come
B.
came
C.
comes
D.
is coming
查看完整题目与答案
【多选题】工业浓硝酸成品分析的内容包括( )。
A.
氯化物含量的测定
B.
硝酸含量的测定
C.
亚硝酸含量的测定
D.
灼烧残渣的测定
查看完整题目与答案
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