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【简答题】
为什么要对水利枢纽和水工建筑物进行分等分级?分级的根据是什么?如何分级?
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皮皮学刷刷变学霸
举一反三
【单选题】A sudden scream ______ the silence of the room. There's no time to cover the children's ears.
A.
pierced
B.
penetrated
C.
spread
D.
spurred
【简答题】Let ’ s go shopping today.( 变反义疑问句 ) Let ’ s go shopping today , _______ ______?
【单选题】Fatal highway crashes are due to ______.
A.
drivers' sudden shifts in feeling
B.
traffic jams on the highway
C.
wildly careless aggressive driving
D.
mass production of alcohol
【单选题】_________ is the death of heart muscle due to sudden deprivation of oxygen in circulating blood.
A.
Myocardial infact
B.
Hypoglycaemic attack
C.
Ketoacidosis
D.
Catheterisation
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