Thus the services of a factory worker or an office worker, a ballet (39) or an astronaut all fall (40) the general heading of labor. A. from B. to C. under D. into
Thus the services of a factory worker or an office worker, a ballet (39) ___________ or an astronaut all fall (40) __________ the general heading of labor.
A. from
B. to
C. under
D. into