【简答题】信息是经过加工处理并对人类社会实践和生产活动产生决策影响的 。
【判断题】图形变换会出现失真,图像变换不会出现失真。 ( )
【简答题】According to The Mental Health Foundation, why do people commit random acts of kindness?
【单选题】What is the implication of the words on the bus wall?
A.
All small acts will add up to kindness.
B.
It's a small act to help a person in need.
C.
Everyone can play his own part to make things better.
D.
You should be kind to your neighbors and they will treat you the same way.
【单选题】Judging from the context, 'Practice random kindness and senseless acts of beauty.' (line 2, para. 2) means______.
A.
do some unplanned good deeds
B.
appreciate kind acts and anything beautiful
C.
offer your kindness to some people in particular
D.
be aware of others' kind-heartedness
【简答题】已知电路如图a所示,U S =8V,R 1 =R 2 =R 3 =2Ω,R 4 =1Ω,试用戴维南定理求解R 4 中电流I。
【判断题】Random acts of kindness are predictable and taken for granted.
【单选题】中国人民银行指定办理银行间债券登记、托管与结算的机构是( )。
【简答题】已知电路如图a所示,U S1 =9V,R 1 =3Ω,R 2 =6Ω,R 3 =4Ω,试用戴维南定理求解I。