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【判断题】
铸件的分型面应尽量使重要的加工面和加工基准面在同一砂箱内，以保证铸件精度。( )A.
正确
B.
错误
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【判断题】The British Parliament consists of three elements: the Crown, the house of Lords and the House of Commons. The official head of Parliament at present is the Queen..
A.
正确
B.
错误
【单选题】In canada, the official head of the country is ______.
A.
the president.
B.
Queen Elizabeth II
C.
the prime minister
D.
the cabin
【判断题】In the U.S.political system, the president is the official head of state and in the U.K. political system, the Prime Minister is the official head of state.
A.
正确
B.
错误
【单选题】The official head of Parliament is ( ).
A.
the Prime Minister
B.
the Monarch
C.
the Speaker
【简答题】Who is the official head of state?
【简答题】什么是青铜器?青铜器的种类和装饰纹样分别都有哪些?
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