Over the past few years ,this company____a lot with the joint eff_英语解答

Over the past few years ,this company____a lot with the joint efforts of all the employers and
employees
A:changed B:had changed C;has changed D:changes

人气：175 ℃　时间：2020-06-03 13:00:10

解答

Over the past few years表明要用现在完成时,所以用C类似的还有just,before,recently,still,lately,never,ever,never,twice,on several occasion,in the past few days/weeks/months/years,(up to)these few days/we...