i had been trying hard to get high score.这是什么时态?
i had been trying hard to get high score.这是什么时态?
英语人气：958 ℃时间：2020-08-28 09:28:54
优质解答
过去完成进行时,表示动作在过去发生,且一直持续到现在,并可能继续下去.*^__^*
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