For many of us, they still represent a ……….(5) to our freedom, and give us a frightening sense of a future in which all ……….(6) will be taken by machines.
For many of us, they still represent a ……….(5) to our freedom, and give us a frightening sense of a future in which all ……….(6) will be taken by machines.
A. hazard
B. risk
C. control
D. threat