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【单选题】
婴儿腹泻伴低钾血症时下列哪一项不正确A.
腹泻时排钾过多致低钾
B.
酸中毒时血钾更低
C.
血钾低于3.5mmol/L时出现低钾症状
D.
补液后钾从尿中排出增加
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举一反三
【单选题】Do you often help your mother _____ food? [ ]
A.
cooks
B.
to cook
C.
cooked
D.
cooking
【单选题】Is the attic likely to be a room at the (a) top, or (b) the bottom of the house?
A.
(a) top
B.
(b) the bottom of the house
【单选题】__________ is to implement one method in the structure chart at a time from the top to the bottom.
A.
Stepwise refinement
B.
Top-down approach
C.
Bottom-up and top-down approach
D.
Bottom-up approach
【多选题】公平正义是中国特色社会主义的内在要求,实现社会公平正义()
A.
推动经济高质量发展,把“蛋糕”做大
B.
要深化收入分配制度改革,分好“蛋糕”
C.
深化经济制度改革
D.
建立社会公平保障体系
【单选题】In an I–beam spar, the top and bottom of the I–beam are called the ______ and the vertical section is called the ______.
A.
webs， cap
B.
caps， web
C.
ribs， stringer
D.
stringers， rib
【简答题】How much difference of margin between the top and the bottom?
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