8 from 10 leaves 2. 10减8等于2。 25 divided by 5 equals 5. 25除以5等于5。 9. 时间价格距离等作为整体看待时,谓语动词用单数形式。 Fifty kilometers is a long distance. 五十公里是一段长距离。 Four thousand dollars is more than she can afford. 她付不起4,000美元。 The six months was a...