試題詳解

22 In light of the business potential of the electric vehicles (EVs) sector, vehicle makers are ramping up their research and marketing efforts.
(A) Enlightened by the business opportunities of EVs, vehicle makers are studying more gas-powered cars in their research.
(B) In view of the business opportunities of EVs, vehicle manufacturers are increasing their research and marketing investments.
(C) Discouraged by the business potential of EVs, vehicle manufacturers are improving their research and marketing skills.
(D) Seeing the EVs’ business potential, vehicle makers are shutting down more tracks for better research and marketing effects.