诗句"忽如一夜春风来,千树万树梨花开"描写的是哪个季节的景色?()
A、春天
B、夏天
C、秋天
D、冬天
参考答案:D
Ever since the Greens moved to the country a year ago, they________better health.[ ]
A. are enjoying
B. have been enjoying
C. could have enjoyed
D. had enjoyed
静态成员函数没有 ______。
A.返回值
B.this指针
C.指针参数
D.返回类型