【单选题】Only in this way _________. [ ]
【单选题】The experiment shows that proper amounts of physical exercise, if _______ regularly, can make a difference to our health. [ ]
【单选题】Only in this way______ catch up with your brothers. A) do you can B) can you C) you can D) you do can
【单选题】Some rules are almost the same _______in the world, but rules of etiquette can be different from place to place.
【多选题】(7-8)关于类及其修饰符,不正确的说法是 ( ) 。
A.
abstract 不能与 final 同时修饰一个类
B.
abstract 类只能用来派生子类,不能用来创建 abstract 类的对象
C.
final 类不但可以用来派生子类,也可以用来创建 final 类的对象
D.
abstract 方法必须在 abstract 类中声明,但 abstract 类中可没有 abstract 方法
【简答题】(7-8)关于类及其修饰符,不正确的说法是 ( ) 。A. abstract 不能与 final 同时修饰一个类 B. abstract 类只能用来派生子类,不能用来创建 abstract 类的对象 C. final 类不但可以用来派生子类,也可以用来创建 final 类的对象 D. abstract 方法必须在 abstract 类中声明,但 abstract 类中可没有 abstract...
【简答题】阅读理解。 Are you a musician? Can you sing? Can you dance? Can you play the trumpet? Can you play the guitar? Can you play the violin? Our School Music Festival is September 29th. We need two musicians t...
【单选题】What do you think ______solve the problem ?