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【单选题】
设三极管的 β为常数,如果增大发射极电阻(接有旁路电容C e ),则分压式偏置共发射极放大器的电压放大倍数的绝对值 ( )。
A.
增大
B.
减小
C.
不变
D.
说不定如
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【单选题】People's worries about GM plants include the following problems EXCEPT______.
A.
GM plants may have negative effects on wild life
B.
GM plants may affect the surrounding plants
C.
GM plants may grow out of control
D.
the gene embedded in GM plants may become ineffective
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【单选题】东方红公司成立于2008年7月，股东为赵某和钱某，其中赵某出资占出资总额的60％，钱某占40％。在经营过程中，两位股东发生严重矛盾。一直以来，作为小股东的钱某实际控制着公司的公章、法人章、财务章和营业执照正、副本，从未让赵某参与过公司的经营管理；赵某也从未按章程享受过分红、查阅财务会计报告等相应的股东应该享受的权利；钱某近2年来始终拒绝召开股东会。现在赵某有哪些合法并可行的手段维护自己的利益（）
A.
请求公司按照合理的价格收购其股份
B.
寻找第三方转让股份
C.
将其出资取回退出公司
D.
请求法院解散公司
查看完整题目与答案
【单选题】甲氧苄啶的作用机制是
A.
抑制二氢叶酸合成酶
B.
抑制二氢叶酸还原酶
C.
抗代谢作用
D.
抑制DNA合成酶
E.
抑制逆转录酶
查看完整题目与答案
【单选题】What's the conclusion of the passage towards the controversial issue of GM crops?
A.
GM crops could be environmentally beneficial and thus would be an essential tool for helping to feed the world's burgeoning population.
B.
GM crops cause too many concerns which would finally lead to restricting the planting of GM agricultural products.
C.
The reassuring scientific findings bring more confidence in GM agricultural products.
D.
As there are both supportive and negative findings of GM plants, the issue is till open to debat
查看完整题目与答案
【简答题】按始终控制来分有()()
查看完整题目与答案
【单选题】What's the conclusion of the passage towards the controversial issue of GM crops?
A.
GM crops could be environmentally beneficial and thus would be an essential tool for helping to feed the world's burgeoning population.
B.
GM crops cause too many concerns which would finally lead to restricting the planting of GM agricultural products.
C.
The reassuring scientific findings bring more confidence in GM agricultural products.
D.
As there are both supportive and negative findings of GM plants, the issue is till open to debate.
查看完整题目与答案
【单选题】甲氧苄啶作用机制是( )
A.
抑制二氢叶酸合成酶（二氢蝶酸合酶）
B.
改变细菌细胞膜通透性
C.
破坏细菌细胞壁
D.
抑制菌体蛋白质合成
E.
抑制二氢叶酸还原酶
查看完整题目与答案
【简答题】“But remember how you went ____1____ days without fish and then we caught big ones every day for three weeks.” “I remember,“ the old man said. “I know you did not leave me because you ____2___.” “It w...
查看完整题目与答案
【简答题】The man said no, but Porter wouldn’t listen. He just wanted a (L10) _____________.
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【判断题】The GM’s work as operational controller is characterized by a high degree of involvement in the daily operations of the hotel.
A.
正确
B.
错误
查看完整题目与答案
相关题目：
【单选题】People's worries about GM plants include the following problems EXCEPT______.
A.
GM plants may have negative effects on wild life
B.
GM plants may affect the surrounding plants
C.
GM plants may grow out of control
D.
the gene embedded in GM plants may become ineffective
查看完整题目与答案
【单选题】东方红公司成立于2008年7月，股东为赵某和钱某，其中赵某出资占出资总额的60％，钱某占40％。在经营过程中，两位股东发生严重矛盾。一直以来，作为小股东的钱某实际控制着公司的公章、法人章、财务章和营业执照正、副本，从未让赵某参与过公司的经营管理；赵某也从未按章程享受过分红、查阅财务会计报告等相应的股东应该享受的权利；钱某近2年来始终拒绝召开股东会。现在赵某有哪些合法并可行的手段维护自己的利益（）
A.
请求公司按照合理的价格收购其股份
B.
寻找第三方转让股份
C.
将其出资取回退出公司
D.
请求法院解散公司
查看完整题目与答案
【单选题】甲氧苄啶的作用机制是
A.
抑制二氢叶酸合成酶
B.
抑制二氢叶酸还原酶
C.
抗代谢作用
D.
抑制DNA合成酶
E.
抑制逆转录酶
查看完整题目与答案
【单选题】What's the conclusion of the passage towards the controversial issue of GM crops?
A.
GM crops could be environmentally beneficial and thus would be an essential tool for helping to feed the world's burgeoning population.
B.
GM crops cause too many concerns which would finally lead to restricting the planting of GM agricultural products.
C.
The reassuring scientific findings bring more confidence in GM agricultural products.
D.
As there are both supportive and negative findings of GM plants, the issue is till open to debat
查看完整题目与答案
【简答题】按始终控制来分有()()
查看完整题目与答案
【单选题】What's the conclusion of the passage towards the controversial issue of GM crops?
A.
GM crops could be environmentally beneficial and thus would be an essential tool for helping to feed the world's burgeoning population.
B.
GM crops cause too many concerns which would finally lead to restricting the planting of GM agricultural products.
C.
The reassuring scientific findings bring more confidence in GM agricultural products.
D.
As there are both supportive and negative findings of GM plants, the issue is till open to debate.
查看完整题目与答案
【单选题】甲氧苄啶作用机制是( )
A.
抑制二氢叶酸合成酶（二氢蝶酸合酶）
B.
改变细菌细胞膜通透性
C.
破坏细菌细胞壁
D.
抑制菌体蛋白质合成
E.
抑制二氢叶酸还原酶
查看完整题目与答案
【简答题】“But remember how you went ____1____ days without fish and then we caught big ones every day for three weeks.” “I remember,“ the old man said. “I know you did not leave me because you ____2___.” “It w...
查看完整题目与答案
【简答题】The man said no, but Porter wouldn’t listen. He just wanted a (L10) _____________.
查看完整题目与答案
【判断题】The GM’s work as operational controller is characterized by a high degree of involvement in the daily operations of the hotel.
A.
正确
B.
错误
查看完整题目与答案