A.to repair
B.repair
C.repaired
D.repairing

A.have
B.make
C.take
D.get

A.carried
B.carry
C.to carry
D.been carried

A.existence
B.problem
C.awareness  
D.idea

A.application
B.request
C.programme
D.relation

A.cause
B.provide
C.bring
D.transmit

A.make out
B.make up
C.turn out
D.turn in

A.Thanks to the assumption that the process of human thought can be mechanized, artificial intelligence is basic.
B.Artificial intelligence assumed that the process of human thought can be mechanized.
C.That the process of human thought can be mechanized is an assumption in artificial intelligence.
D.That the process of human thought can be mechanized is the assumption on which artificial intelligence is based.

A.basic
B.modern  
C.original
D.recent

A.dangerous
B.risky
C.safe
D.perilous