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【多选题】
Which of the following are causes of language change?A.
rapid development of science and technology
B.
social and political needs
C.
feminism
D.
children language acquistion
E.
economy of memory
F.
regularization of exceptional forms
G.
theory of least effort
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【简答题】下图中有源支路的电流I=( )A
【简答题】LTE下行物理信道包括()、()等
【单选题】We can learn from the passage that ______.
A.
higher-degree-holders are surely going to make more money
B.
college graduates in different majors usually get paid differently
C.
a 's degree-holder in social work will surely make more money than a bachelor' s degree-holder in computer science
D.
if one wants to earn $ 4.4 million, he or she has to try to get a professional degree such as a doctor or lawyer