1. Tom is coming to visit in three days.2. Tom is coming to visit within three days.3. Tom came to visit within the last three days.4. Tom came to visit earlier than three days ago.
作者: sadlatte (傷心拿鐵) 2020-01-28 11:56:00
好像比較常看到past three days吧?大概三天前可以用about three days ago