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【单选题】
省级农业行政主管部门应当在颁发《无公害农产品产地认定书》之日起 日内,将获得证书的产地名录报农业部和国家认证认可监督管理委员会备案。
A.
10
B.
15
C.
20
D.
30
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举一反三
【单选题】稳压二极管正常工作时,工作在什么状态?
A.
正向导通状态
B.
反向截止状态
C.
反向击穿状态
D.
正向截止状态
【单选题】Go Ask Alice as mentioned in the passage is ______.
A.
a side effect caused by some prescription drugs
B.
intended to counsel college students on mental problems
C.
a collection of medical responses from students the world over
D.
meant to describe the various signs of mental disorders
【单选题】The review of the literature has documented the important role of fruit and vegetable juices in reducing the risk of various disease, ______in particular.
A.
lung problems
B.
cancer and cardiovascular disease
C.
stomach and intestine disorders
D.
ear, nose and throat troubles
【多选题】Tick off the facts mentioned in the passage about the common diseases of the body system.
A.
Our ability to fight human body diseases
B.
Various disorders of the nine body systems
C.
The skin featuring its susceptibility
D.
An introduction to the new cures for the diseases
E.
Disorders typical of the body systems
F.
Alcoholism contributing to digestive diseases
G.
Two types of immune disorders
【单选题】齐纳二极管正常工作时,工作在 状态。
A.
正向导通
B.
反向截止
C.
反向击穿
【简答题】Task 3 Read the passage again and tick off the facts mentioned in the passage about the common diseases of the body system.A. Our ability to fight human body diseases B. Various disorders of the nine ...
【单选题】稳压二极管正常工作在( )状态?
A.
正向导通时
B.
反向击穿状态时
【单选题】齐纳二极管正常工作时,工作在()状态。
A.
反向击穿
B.
放大
C.
反向截止
D.
正向导通
【多选题】Read Reading A again and tick off the facts mentioned in the passage about the common diseases of the body system.
A.
Our ability to fight human body diseases
B.
Various disorders of the nine body systems
C.
The skin featuring its susceptibility
D.
An introduction to the new cures for the diseases
E.
Disorders typical of the body systems
F.
Alcoholism contributing to digestive diseases
G.
Two types of immune disorders
【单选题】齐纳二极管正常工作时,工作在 状态。
A.
正向导通
B.
反向截止
C.
反向击穿
D.
放大
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