【判断题】LTE系统传输用户数据主要使用共享信道。( )
【单选题】—Why did you all go roller skating _________ Tony? —Because he preferred to watch the World Cup at home. [ ]
【单选题】Why did many American scholars become enthusiastic about humanistic studies after World War II?
A.
They wanted to improve their own status within the current education system.
B.
They believed the stability of a society depended heavily on humanistic studies.
C.
They could get financial support from various foundations for humanistic studies.
D.
They realized science and technology alone were no guarantee for a better world.
【单选题】Why did many southerners go to the Northeast and the Midwest during World War Ⅱ?
A.
Because they wanted to learn to like country music.
B.
Because they wanted to take music with them.
C.
Because country music was popular all over the country.
D.
Because they wanted to work in the factories there.
【单选题】Why did American city residents want to live in the suburbs after World War Ⅱ?
A.
Because older American cities were dying.
B.
Because they were richer and needed more space.
C.
Because cities contained the wont pare of society.
D.
Because they could hardly afford a live in the city.
【单选题】The word pen originally meant 'feather used for writing with ink'. Now it refers to any devise used for writing with ink. This is an example of
A.
degradation of meaning.
B.
broadening of meaning.
【单选题】Why did many southerners go to the Northeast and the Midwest during World, War Ⅱ?
A.
They wanted to learn to like country music.
B.
They wanted to take music with them.
C.
Country music was popular all over the country.
D.
They wanted to work in the factories there.
【单选题】在污水的药剂中和法中,最常用的药剂是( )。