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【单选题】
降半旗致哀的习俗源自古代的什么事件?()A.
皇帝驾崩
B.
国家政变
C.
海战
D.
地质灾害
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举一反三
【单选题】They paid fifty percent of _____ they were able to earn to the state．
A.
that
B.
which
C.
what
D.
whom
【单选题】The ________ of school leavers that go to university is about fifty percent.
A.
degree
B.
percentage
C.
level
D.
standard
【简答题】A．More than fifty percent. B．About forty percent. C．At least ten percent. D．Twenty or thirty percent.
【单选题】In the United States, cable television had come to nearly fifty percent of the homes by ______.
A.
1948
B.
1940s
C.
1970s
D.
1990s
【单选题】A.Nearly fifty percent are foreigners．B.About fifleen percent are from Africa．#
A.
Nearly fifty percent are foreigners．
B.
About fifleen percent are from Africa．
C.
A large majority are from Latin America．
D.
A small number are from the Far East．
【简答题】A．Nearly fifty percent are foreigners. B．About fif percent are from Africa. C．A large majority are from Latin America. D．A small number are from the Far East.
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