來源:網絡資源 2023-03-29 11:55:00
時間狀語:典型的表時間的詞與現在完成時連用
與for 、since、 already、 yet、 ever、 never、 recently、just、before、 so far、 by now、 …等連用.
注意: for+一段時間 since+過去的某一個時間點
I have lived in Nanning for ten years.
I have lived in Nanning since ten years ago/ 2002.
I haven’t eaten anything for ten hours.
I ha haven’t eaten anything since 6am.
already :用于肯定句, 可放在助動詞之后、過去分詞之前,也可放在句末.
I have already finished my homework.
yet: 用在疑問句中意為”已經”, 用在否定句中表示”還”, 常放在句末.
Have you finished your homework yet?
I haven’t finished my homework yet.
ever: 曾經 用于疑問句中:
Have you ever been to Beijing?
Have you ever been to Shanghai ?
你去過上海嗎?
never:未曾 從未
I have never traveled by plane before.
我以前從來沒有乘飛機旅行過.
recently:最近 用于肯定 否定 疑問句中
I have been busy recently.
We have not seen Tom recently.
Have they been here recently.
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