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【多选题】
纳税人的权利是建立在其纳税义务的基础之上,处于从属地位,所以税法具有义务性法规的特点,这一特点是由税收的( )特点所决定的。
A.
强制性
B.
无偿性
C.
固定性
D.
灵活性
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【多选题】使公式 Δ H p = Q p 成立需满足
A.
封闭体系
B.
只做体积功
C.
恒压
D.
恒容
【多选题】设计语言传示装置时应注意的问题有( )
A.
语言的清晰度
B.
传示距离
C.
语言的敏感度
D.
语言的强度
E.
噪音对语言传示的影响
【单选题】在《国家突发公共卫生事件应急预案》中,将突发公共卫生事件分为几级?
A.
二级
B.
三级
C.
四级
D.
六级
【单选题】____ the Internet is of great help, I don’t think it’s a good idea to spend too much time on it.
A.
While
B.
As
C.
Because
D.
If
【判断题】盐酸是胃腺活动的产物,又对胃腺的活动产生抑制作用。
A.
正确
B.
错误
【简答题】–Well, where did you spend your night that day?  --At __________. A.where it is called Grand Hotel B.what is called Grand Hotel C.which is called Grand Hotel D.that is called Grand Hotel
【单选题】______ that the way people spend their holidays has changed a great deal in the past ten years.
A.
What is reported
B.
It is reported
C.
It reports
D.
As is reported
【单选题】Occasions are quite rare _____ the father has the time to spend a day with his kids. [     ]
A.
when
B.
which
C.
why
D.
that
【单选题】We shouldn’t spend our money testing so many people, most of _____are healthy
A.
that
B.
which
C.
what
D.
whom
【简答题】在下图所示电路中,试求电流I 和电压U 。
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