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【单选题】
抽象类与普通类的区别是( )?
A.
抽象类没有成员变量,只有成员方法
B.
抽象类只有成员变量,没有成员方法
C.
抽象类中有抽象方法,而普通类的每个方法都是有具体实现的
D.
抽象类与普通类没有区别
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参考答案:
举一反三
【单选题】【C3】
A.
taken away
B.
taken for
C.
taken up
D.
taken off
【判断题】技术创新就是技术发明。
A.
正确
B.
错误
【单选题】He was completely _____ by the thief’s disguise.
A.
taken away
B.
taken in
C.
taken through
D.
taken up
【单选题】The little time I had outside of school was _______ with work.
A.
taken on
B.
taken off
C.
taken up
D.
taken away
【判断题】技术创新指的就是技术发明过程。 判断对错
A.
正确
B.
错误
【判断题】技术创新就是发明创造。
A.
正确
B.
错误
【单选题】The boys are _________. [     ]
A.
taken good care of
B.
taken good
C.
taken good care
D.
taken care
【单选题】【C17】
A.
taken on
B.
taken up
C.
taken in
D.
taken over
【单选题】John was completely______by the crooks disguise.
A.
taken in
B.
taken after
C.
taken for
D.
taken to
【单选题】He was completely ______ by her tale of hardship.
A.
taken away
B.
taken down
C.
taken in
D.
taken up
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