1) He did not start his investigations... Did he start his investigations... 2)This plant will not produce... Will this plant produce... 3) The academic year does not consist... Does the academic year consist... 4) The development of machine tools did not accelerate... Did the development of machine tools accelerate... 5) A lot of foreign citizens do not enter... Do a lot of foreign citizens enter... 6)The staff of the laboratory did not finish... Did the staff of the laboratory finish... 7)They will not conduct the experiment... Will they conduct the experiment...
