[ Grammar ]
Nowadays, automobile manufacturers have industrial robots ______ human workers in factory operations.
A. replace
B. to replace
C. replacing
D. replaced
Select your answer:
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Phrasal Verb › Viewattribute to
A. put forward
B. put on
C. put down to
D. put off
Grammar › View
We _________ at the golf course for two hours … where were you?
A. have waited
B. has waited
C. waited
D. had waited