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【判断题】
呼吸链中的电子传递体都是位于线粒体内膜上的蛋白质复合体A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】English into Chinese Picasso’s time in Madrid, however, came to a sudden end. At the beginning of June he contracted scarlet fever and had to return to Barcelona to get better. Hardly had he arrived, ...
【单选题】动脉血氧分压的描述错误的是
A.
正常值35～45mmHg
B.
正常值80～100mmHg
C.
是判断缺氧程度的指标
D.
小于60mmHg作为诊断呼吸衰竭的实验室指标
E.
60～80mmHg提示轻度缺氧
【单选题】The doctor warned his patient that ____ should he return to work until he had completely recovered
A.
on all accounts
B.
on no account
C.
in any time
D.
in no time
【单选题】Charlie had to return to his office for his handbag, ______he?
A.
hadn't
B.
didn't
C.
had
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