【正确答案】 B

【答案解析】promote意为“晋升，提拔，促进，促销，增进”，根据不同搭配选取词义。如：promote friendship/understanding增进友谊/理解。选项A raise提高；提升；提出：The landlord raised my rent./ Bob was raised to the rank of captain．选项C heighten加强，加深，加重：The news heightened our fears./ The performance heightened my admiration for the act．选项D increase增加，增长，加强：Industrial production as a whole increased by 20 percent．句意：政府正在努力促进两国间的理解。