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【多选题】
可以退 ( 免 ) 税的出口货物一般应具备的条件是( )。A.
必须是属于增值税、消费税征税范围的货物
B.
必须是报关离境的货物
C.
必须是在财务上作销售处理的货物
D.
必须是出口收汇并核销的货物
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举一反三
【简答题】( ) protocols, such as passwords, PINs, and fingerprint scanners, are the first line of defense against data thieves and snoopers.
【单选题】All of the following are part of the first line of defense against invaders except
A.
tears
B.
saliva
C.
neutrophils
D.
skin
【单选题】The first defense against germs entering the body is which of the following?
A.
White blood cells
B.
Skin
C.
Bones
D.
Lymph system
【单选题】Article V of the North Atlantic Treaty calls for NATO members to come to the defense of a fellow member under attack. It was invoked for the first time when __________.
A.
the Soviet Union and East Germany constructed the Berlin Wall
B.
Ethiopia attacked Somalia
C.
Serbs attacked Bosnia in 1994
D.
the United States came under terrorist attack in 2001
【简答题】The_ resistance mechanism, also known as nonspecific resistance,is the first line of defense against any foreign material.
【单选题】Which regulation is the first defense line against acid-base disorder?
A.
blood buffer systems
B.
respiratory regulation
C.
buffering of tissue cells
D.
renal regulation
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