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【单选题】
下列对胰岛素作用的叙述,错误的是:
A.
促进葡萄糖转变为脂肪酸
B.
促进糖的储存和利用
C.
促进脂肪的分解和利用
D.
促进蛋白质的合成
E.
与生长素共同促进机体的生长
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【简答题】主从型 JK 触发器的特征方程 Q n+1 = ; 主从型 JK 触发器的功能有 、 、 和 四种。
【单选题】JK触发器的功能有:置零、置1、保持和()
A.
翻转
B.
空翻
【单选题】Which tea is produced in Suzhou and also enjoys a good reputation in China ?
A.
Longjing Tea.
B.
Biluochun Tea.
C.
Puer Tea.
D.
Oolong tea.
【多选题】具有记忆功能的电路有()
A.
施密特触发器
B.
主从触发器
C.
JK触发器
D.
D触发器
E.
单稳态触发器
【单选题】_________is also called "low tea" as it is served at a low table.
A.
morning tea
B.
lunch tea
C.
afternoon tea
D.
late tea
【判断题】氮平衡指摄入氮与排出氮相等
A.
正确
B.
错误
【单选题】Plastic bags are provided for our convenience but they have also ___ the pollution of the environment. [     ]
A.
adapted to
B.
turned to
C.
contributed to
D.
looked forward to
【单选题】. ________ being very convenient to shoppers, plastic bags also cause serious white pollution.
A.
Because
B.
Since
C.
While
D.
If
【单选题】Plastic bags are provided for our convenience but they have also_______ the pollution of the environment.
A.
adapted to
B.
turned to
C.
contributed to
D.
looked forwarded to
【简答题】JK 触发器的功能有置 0 、置 1 、 、 。
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