That knowledge would certainly be useful at some later date.

You can only be useful at a job like this for a certain period of time.

Perhaps a little family history would be useful at this point.

All these will be very useful for an engineer at the beginning of his career.

Governor House is not that useful at first and take much resource.

I offer only what is most likely to be useful at any given point.

There didn't seem to be anything useful at ground level.

Political studies did not seem particularly useful to anybody at this time.

And there were other things about her as well that would be useful at the last need.

If you have a sympathetic teacher then their help will be really useful at this stage.