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【简答题】
已知等差数列 中， ， ，若 ，则数列 的前10 等于
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皮皮学刷刷变学霸
举一反三
【单选题】Mary writes __________ than __________ boy in her class.
A.
more careful; the other
B.
more carefully; any other
C.
more carefully; the other
D.
more carefully; any
【单选题】--Does Betty write as ______ as Mary? --No. Mary writes ______ than Betty. Mary writes ______ in our class.
A.
careful, more careful, the most careful
B.
carefully, more carefully, most carefully
C.
more carefully, carefully, most carefully
【单选题】He writes _______ than Mary.
A.
more careful
B.
more carefully
C.
carefuler
D.
most carefully
【单选题】假设类Circle只定义了一个"Circle(int x){......}"形式的构造方法,则下列新建对象语句中错误的是( )。
A.
Circle obj = new Circle(10);
B.
Circle obj; obj = new Circle(10);
C.
Circle obj = new Circle();
D.
Circle obj = new Circle(10/3);
【简答题】Alice writes well. Mary writes _________________ than she. ( 甚至更好)
【单选题】假设类Circle只定义了一个“Circle(int x) { … }”形式的构造方法，则下列哪条新建对象语句是错误的？
A.
Circle obj = new Circle(10);
B.
Circle obj; obj = new Circle(10);
C.
Circle obj = new Circle();
D.
Circle obj = new Circle(10/3);
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