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【单选题】
对心功能不全的病人进行饮食指导,正确的是
A.
在应用排钠利尿剂时,应限制钠盐的摄入
B.
以清淡易消化的饮食为主
C.
服用螺内酯利尿时应鼓励病人多摄入含钾食物,如鲜橙汁、香蕉等
D.
可适当增加热量的摄入
E.
重度心力衰竭病人每日的钠盐摄入量应小于6g
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举一反三
【单选题】British scientists said teenagers are programmed to take risks because they enjoy the thrill of
A.
30. British scientists said teenagers are programmed to take risks because they enjoy the thrill of dangerous situations________ others. A.more than
B.
less than
C.
other than
D.
rather than
【简答题】求值:sin 2 45°-cos60°+tan60°?cos 2 30°.
【单选题】The plane will take ______ at 17:30.
A.
off
B.
up
C.
on
【简答题】计算:(1)sin 2 45°-cos60°+tan60°cos 2 30°; (2) tan60°-sin60° cos 2 45°- 1 2 tan45°+tan60° .
【判断题】坐定后可以翘二郎腿
A.
正确
B.
错误
【单选题】下面关于人工髋关节置换术后患者注意事项说法错误的是()。
A.
患者坐位、站立或平卧时均应避免交叉腿和膝(翘二郎腿、盘腿),避免跪姿
B.
平卧时双大腿之间一定要放枕头,以保持双腿分开。侧卧时双腿间应夹枕,避免过度内旋造成脱位
C.
当坐、站或躺时,膝盖和脚尖可以转向内侧
D.
选择一个牢固、直背、有扶手的椅子,有利于站起或坐下,从坐到站立时,应先向椅子边缘滑动,然后拄拐站起
【简答题】计算题. (1) sin30°-cos45° cos60°-sin45° (2)(tan45°) 2 - cos 2 30°-2cos30°+1 .
【单选题】Pupils usually would like to take ________ advice their teachers give.A.whicheverB.howeverC.what
A.
30. Pupils usually would like to take ________ advice their teachers give. A.whichever
B.
however
C.
whatever
D.
Whenever
【简答题】计算 si n 2 60°-tan30°cos30° tan45°-4co s 2 30° .
【单选题】—The trousers are $30. —I’ll take______. [     ]
A.
it
B.
he
C.
they
D.
them
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