The application of AI technologies in health care industry is in an initial stage compared with_______ in automatic driving.
A.it B.that C.those D.ones
Under the regulation, restaurants and hotels shall stop offering throwaway items_______customers request them.
A.since B.once C.unless D.until
Visitors who have booked tickets online can show their ID cards or other_______documents to enter the museum.
A.blank B.valid C.lame D.plain
It was in the Lake District, a tourist attraction in England________they met each other and became fast friends.
A.where B.which C.when D.that
The artists staged music and dances with Nantong features at the folk festival, winning applause_________.
A.at will B.at random C.at intervals D.at odds
Promoting the ______of energy and carbon footprint reduction is an essential part of building an ecological civilization.
A.consumption B.conservation C.constitution D.construction
