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【单选题】
在继承中，关于构造方法的说明，下列说法错误的是（）A.
子类无条件的继承父类的无参构造方法，
B.
子类可以引用父类中的有参构造方法，使用super关键字，
C.
如果子类没有构造方法，则父类无参构造方法作为自已的构造方法，
D.
如果子类有无参构造方法，而父类的无参构造方法则被覆盖。
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【单选题】How Ford Turn Out Cars When it comes to singling out those who have made a difference in all our lives, you cannot overlook Henry Ford. A historian a century from now might well conclude that it was F...
A.
Henry Ford influenced our lives.
B.
Henry Ford influenced all manufacturing.
C.
Henry Ford influenced the manufacture of ears.
D.
Henry Ford influenced historians.
【单选题】Every year, _____ energy is spent on environment protection.
A.
large quantities of
B.
a good many
C.
a great deal of
D.
a plenty of
【单选题】In Britain, people ___________ four million tons of potatoes every year.
A.
consumption
B.
consumer
C.
consumes
D.
consume
【单选题】Every year the Great Wall (attractive) ______ a large number of tourist.
A.
attract
B.
attractive
C.
attracts
D.
attracted
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