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【单选题】
下面对抽象类描述不正确的是( )。
A.
抽象类只能作为基类使用
B.
抽象类不能定义对象
C.
抽象类可以实例化
D.
可以实现多态
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举一反三
【单选题】. There is not much tine left and every minute _____.
A.
important
B.
cares
C.
values
D.
counts
【简答题】Light and shadow (影子) are friends. They usually go together. We receive light every day. __________小题1:________________ Light cannot shine through you. ___________小题2:________________ There is a spot(...
【简答题】In light therapy, you just sit near a special lamp for ____________ every morning.
【判断题】用户想要进入各个子系统,必须从企业门户中启用。( )
A.
正确
B.
错误
【判断题】自动变速器在进行提前升档操作时,油门应先大后小。
A.
正确
B.
错误
【单选题】In order to finish the research, the professor always _______, for every day the light in hisroom didn’t go out until 4 a.m.
A.
mixed up
B.
cleaned up
C.
turned up
D.
stayed up
【判断题】社区护理评价是护理程序的最后一个步骤,也是下一护理程序的开始
A.
正确
B.
错误
【简答题】阅读理解 Light and shadow are friends. They usually go together. We receive light every day. At the same time, we produce shadow. Light cannot shine through you. Your body stops it from passing. There is ...
【判断题】用户要想进入各个子系统,必须从企业门户中启用。
A.
正确
B.
错误
【单选题】Based on the ______ that every business is now free to formulate its own strategy in light of the changing market, I would predict a market improvement in the efficiency of China's economy.
A.
guidance
B.
instruction
C.
premise
D.
eminence
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