On time
A2At the scheduled time
Late
A2After the scheduled time
Early
A2Before the scheduled time
In a minute
A2Very soon
Right now
A2At this moment
At the moment
A2Currently
For a while
A2For a short period
From now on
A2Starting from this time
As soon as possible
A2Quickly
In the future
A2In the time to come
By the end of
A2Before the deadline
After that
A2Following that event
Before that
A2Prior to that event
At once
A2Immediately
From...to...
A2Between two times
During
A2Throughout a period of time
For
A2Over a period of time
A long time
A2A considerable amount of time
A short time
A2A brief period
Next week
A2The week following this one
In the near future
B1Soon; in the coming days or weeks.
In the long run
B1Eventually; over a long period of time.
As soon as possible
B1At the earliest opportunity.
Right away
B1Immediately.