标题: OG 语文分册 CR67 [打印本页] 作者: xingym 时间: 2011-10-29 21:08 标题: OG 语文分册 CR67 A complelling optical illusion called the illustion of velocity and size makes objects appear to be moving more slowly the larger the objects are. Therefore, a motoriset's estimate of the time available for crossing a highway with a small car approaching is bound to be lower than it would be with a larger truck approaching.
The conclusion above would be more properly drawn of it were made clear that the
A) truck's speed is assumed to be lower than the car's b) truck's speed is assumed to be same as the car's c) trck's speed is assumed to be higher than te car's d) no tie choice e) another no tie choice