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【单选题】
细胞内蛋白质有一定的寿命,经蛋白酶体降解的蛋白质的标志是A.
泛素化
B.
碱化
C.
酸化
D.
聚合化
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反馈参考答案：
举一反三
【单选题】Why couldn't George start his car again?
A.
The car's engine was at the back.
B.
He knew too little about his car.
C.
Something went wrong with his car.
【单选题】Why wouldn’t the car start if the driver returned to the car very soon ?
A.
Because it had used its vapor lock.
B.
Because its vapor lock was too cold.
C.
Because its vapor lock hadn’t cooled down.
D.
Because the car was tired from running.
【简答题】情绪有哪些功能?
【单选题】---Tom, is there __ wrong with the car? ---Yeah, the engine refuses to start.
A.
Anything
B.
One thing
C.
Nothing
D.
none
【简答题】Why wouldn’t the car start if the
driver returned to the car very soon ?A. Because it had used its vapor lock. B. Because its vapor lock was too cold. C. Because its vapor lock hadn’t cooled down D. B...
【单选题】Car Pollution Jump in the car, start your engine and you're off. But do you give any thought to what's coming out of the tailpipe as you go about your drive? Carbon dioxide is the dominant greenhouse ...
A.
Y
B.
N
C.
NG
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