急性严重腹泻可因短时间丢失大量水分及电解质引起。
A. 脱水
B. 低钾血症
C. 低钠血症
D. 代谢性碱中毒
E. 代谢性酸中毒
The Supreme Court is composed of _____ justices.
A. 7
B. 8
C. 9
D. 10
Who is second in line in presidential succession?
A. the Speaker of the House
B. The Vice President.
C. The president pro tempore.
D. The leader of the majority party in the Senate.
The relationship of the American government three branches can be described as _____
A. curbs and cooperation
B. curbs and balance
C. checks and balances
D. checks and cooperation
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