依据《消防法》的规定，火灾扑灭后，为隐瞒、掩饰起火原因，推卸责任，故意破坏现场或者伪

与KeyEvent相对应的接口是______，与WindowEvent相对应的接口是______。

客运列车到达车站后，( )首先登机，列车长口头申报人员健康情况与列车卫生情况。

A．检疫医师

B．检疫员

C．检疫护

D．检疫医师和检疫护士

人一般都偏好醒目的颜色。在婴幼儿眼里，红、黄都是醒目的颜色，这与成人相同；但与许多成人不同的是，黑、蓝和白色是不醒目的。市场上红、黄色为主的儿童玩具，比同样价格的黑、蓝和白色为主的玩具销量要大。 以上信息最能支持以下哪项结论

A．市场上黑、蓝和白色的成人服装比同样价格的红、黄色成人服装销量要大。

B．市场上红、黄色为主的儿童服装，比同样价格的黑、蓝和白色为主的儿童服装销量要大。

C．儿童玩具的销售状况至少在某种程度上反映了婴幼儿的喜好。

D．儿童玩具的制造商认真研究了婴幼儿对颜色的喜好。

E．颜色是婴幼儿选择玩具的唯一标准。

一辆重为1.5×l0⁴ N的“东风日产”品牌小汽车，当它停在水平路面上时，它受到的支持力为         N；当它以60 km/h的速度在水平路面上匀速行驶时受到的牵引力为2000 N，那么汽车受到的阻力为____N;当它在行驶过程中历受到的一切力突然消失，则该汽车会____        。

In the course of her researches, a historian recently found two documents mentioning the same person, Erich Schnitzler. One, dated May 3, 1739, is a record of Schnitzler’s arrest for peddling without a license. The second, undated, is a statement by Schnitzler asserting that he has been peddling off and on for 20 years.
The facts above best support which of the following conclusions

A．Schnitzler started peddling around 1719.

B．Schnitzler was arrested repeatedly for peddling.

C．The undated document was written before 1765.

D．The arrest record was written after the undated document.

E．(E) The arrest record provides better evidence that Schnitzler peddled than does the undated document.