1. He continued working for a long time.

Question

2. He continued working for long.
3. He continued working for ages.
4. He continued working in ages.
5. He continued working for such a long time.
6.
7.
===============================
Can we use all the expressions instead of 'for a long time'? Do you have some more expressions which have the same meaning?

Answer 1

1. He continued working for a long time.
2. He continued working for quite a while.
3. He continued working for ages.
4. He continued working for an extended period.
5. He continued working for such a long time.
6. He kept on working for hours on end.
7. He persisted in working for a lengthy duration.

All of these expressions can be used to convey a similar meaning as 'for a long time.' Some might have slightly different nuances, but they all imply that the person worked for an extended period.