【单选题】The main idea of the passage is ______.
A.
even Americans are surprised at the big differences among themselves
B.
there are many differences in character in different parts of the USA
C.
there are many reason for the differences
D.
stereotypes about people are not necessarily true
【单选题】关于政策指导矩阵法,下列说法不正确的是( )。
C.
对于竞争能力较强但市场前景不容乐观的经营业务,不应继续发展,但也不要马上放弃
【判断题】爱情的道德基础意指两个人具有相对一致的人生观、世界观和价值观。()
【简答题】A logger planned to work from 6 AM to 4 PM with 30 minutes for lunch, his skidder would have 9.5 SMH per day. If the skidder spent 30 minutes waiting for trees to be felled, 20 minutes replacing a hyd...
【单选题】函数差值中,spline代表( )差值。
【简答题】If a logger planned to work from 6 AM to 4 PM with 30 minutes for lunch, his skidder or feller-buncher would have _____ hours per day.
【简答题】For instance, if a logger planned to work from 6 AM to 4 PM with 30 minutes for lunch, If the skidder in the above example spent: 45 minutes waiting for trees to be felled, 20 minutes replacing a hydr...
【单选题】对 Windows 文件、文件夹进行命名,下列说法中错误的是( )