【简答题】行驶阻力有滚动阻力、空气阻力、_______________和坡度阻力。/填空题(第五套)—分值:1分
【单选题】The history of the English language is divided into three periods: Old English, Middle English and ______.
【单选题】According to the passage, compared with Old English, Modem English is inure succinct and welcome.
【单选题】The 'survival' English here refers to ______ .
A.
the English of old times
C.
the old English still being used today
D.
the basic English for everyday life
【简答题】行驶阻力有滚动阻力、空气阻力、_______________和坡度阻力。
【简答题】分套练习/第五套42. 行驶阻力有滚动阻力、空气阻力、_______________和坡度阻力。
【单选题】The history of _____ English language can be divided into three parts, _____ Old English, Middle English and Modern English. [ ]
【简答题】简述所要调研的问题,界定目标总体,估计出总体数量。 计算样本数量,要求写出计算过程,标出n1、n2、n3和n。