【单选题】A computer does only what thinking people ______. [ ]
【单选题】We have done things we ought not to have done and______ undone things we ought to have done.
【单选题】测得某食物样品的含氮量为4g,则该样品中蛋白质含量为。
【简答题】All that can be done _____. [ ] a. has done b. has been done c. have done d. have been done
【单选题】测得某食物样品的含氮量为4g,则该样品中蛋白质含量为
【简答题】We have done things we ought not to have done and ________ undone things we ought to have done. A) leaving B) will leave C) left D) leave
【简答题】测得某食物样品的含氮缝为4g,则该样品中的蛋白质含量为( )。
【单选题】They have done things they ought _____.
【单选题】We have done things we ought not to have done and ________ undone things we oughtto have done.
【单选题】测得某食物样品的含氮量为4g则该样品中蛋白质含量为( )。