—Does John serve in the army?—No, but he________in the army for 8 years.A．would
题型：不详难度：来源：
—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 |
|
答案
| C |
解析
| 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。 |
举一反三
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