【简答题】阅读理解。 English has borrowed a lot of words from other languages in history. English borrowed words mainly from French, German, Italian and Arabic. Borrowed words from French contain words for food and ...
【简答题】By , English words can be grouped into words and borrowed words.
【单选题】当滑动轴承的k= 10时,宜选用( )润滑
【单选题】点M (-2,5,3) 与平面 x-3y-6z+35=0 的距离为( )
【单选题】单相半波整流电路中,负载为 500Ω 电阻,变压器的副边电压为 12V ,则负载上电压平均值和二极管所承受的最高反向电压为( )
【简答题】点M (-2,5,3) 与平面 x-3y-6z+35=0 的距离为( )
【单选题】The English words borrowed from Chinese are called ______.
【单选题】Words may fall into native words and borrowed words by ______.