the engine of my father's old car __ well for nearlly 10 yeas before it broke down last month.A functioned B was functioning C has been functioning D had been functioningfunction是延续性动词吗,求详解
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![the engine of my father's old car __ well for nearlly 10 yeas before it broke down last month.A functioned B was functioning C has been functioning D had been functioningfunction是延续性动词吗,求详解](/uploads/image/z/9698225-41-5.jpg?t=the+engine+of+my+father%27s+old+car+__+well+for+nearlly+10+yeas+before+it+broke+down+last+month.A+functioned+B+was+functioning+C+has+been+functioning+D+had+been+functioningfunction%E6%98%AF%E5%BB%B6%E7%BB%AD%E6%80%A7%E5%8A%A8%E8%AF%8D%E5%90%97%2C%E6%B1%82%E8%AF%A6%E8%A7%A3)
the engine of my father's old car __ well for nearlly 10 yeas before it broke down last month.A functioned B was functioning C has been functioning D had been functioningfunction是延续性动词吗,求详解
the engine of my father's old car __ well for nearlly 10 yeas before it broke down last month.
A functioned B was functioning C has been functioning D had been functioning
function是延续性动词吗,求详解
the engine of my father's old car __ well for nearlly 10 yeas before it broke down last month.A functioned B was functioning C has been functioning D had been functioningfunction是延续性动词吗,求详解
function是延续性动词,可以与表时间的词连用.意思是(机器)工作,运行.爸爸旧车的发动机已经使用了差不多10年,在上个月它坏掉之前.由于 it broke down last month,用的过去式,而发动机在坏掉之前已经使用了10年,是过去的过去,故用过去完成时,选D.