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【多选题】
下列有关构造方法说法正确的是:A.
构造器的方法名必须和类名一致
B.
通过 new 关键字调用
C.
如果我们没有定义构造器，无法创建对象
D.
构造方法虽然有返回值，但是不能定义返回类型 ( 返回值的类型肯定是本类 ) ，不能在构造器里调用 return 。
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举一反三
【单选题】According to the passage, Americans tend to ignore the rest of the world because ______.
A.
they are too proud of themselves
B.
they are not interested in other countries
C.
they are too busy to learn about other countries
D.
their country does not have many neighboring nations
【单选题】According to the passage, Americans tend to ignore the rest of the world because______.
A.
they are not interested in other countries
B.
they are too proud of themselves
C.
their country does not have many neighboring nations
D.
they are too busy to learn about other countries
【单选题】Why Americans travel overseas less than their western counterparts?
A.
Their vacations tend to be shorter.
B.
They can't afford international tours.
C.
They are more interested in making money.
D.
They prefer staying where Americans are in the majority.
【简答题】导游服务的原则是什么?
【单选题】病人蔡晶,女,58岁,患食道癌,手术后第三天,为预防呼吸道感染,最佳的护理措施是
A.
病室经常开窗通风
B.
使用空气清新剂
C.
给予呼吸道隔离
D.
紫外线空气消毒
E.
超声波雾化吸入疗法
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