Question

—Does John serve in the army?—No, but he________in the army for 8 years. A．would serve B．h

—Does John serve in the army?—No, but he________in the army for 8 years. A．would serve B．has served C．is serving D．served

Answer 1

C

本题时态。句意：约翰在军队服役吗？——不，但是他已经在军队服役八年了。根据下文时间状语for 8 years.，可知下文描述的动作现在已经完成，故用现在完成时态。主语he为单数第三人称，故助动词用单数，选C。原答案有误。