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搜题
【单选题】
逻辑运算符两侧运算对象三数据类型 ( ) .A.
只能是0和1
B.
只能是0或非0正数
C.
只能是整型或字符型数据
D.
可以是任何类型的数据
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【判断题】Northern Ireland has some of the oldest and richest literary, musical and poetic traditions in Europe.
A.
正确
B.
错误
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A.
helping
B.
help
C.
helped
D.
helps
【单选题】The person who helps guests carry the luggage is called:
A.
The receptionist.
B.
The bellman.
C.
The guest.
D.
The boss.