"already"可以用于过去时,表示某事在过去的某个时间点之前已经发生或完成。它通常放在助动词之前,或者放在主语和动词之间。
答案是肯定的。"already"可以用于过去时,表示某事在过去的某个时间点之前已经发生或完成。
例如: "I had already finished my homework when my friend called me."(当我的朋友给我打电话时,我已经完成了我的作业。)
另一个例子是:"She had already left the party by the time I arrived."(我到达时,她已经离开了派对。)
需要注意的是,"already"通常放在助动词之前,或者放在主语和动词之间。
例如: "I had already eaten breakfast when she woke up." 或者 "I already knew the answer before the teacher explained it."