1d extent from side to side (7) ?r?a?e?
3d tv talk programme (4,4) ?h?t ????
4d pricey (4) ?e?r
6d concerning regions outside the capital (10) ?r?v?????l
13d completely still (10) f???????s?
15d carerpillar grub, for example (5) ?????
17d motorcycling sport (8) ????????
18d make a social call again (7) ?????I?
Alison- you may want to have a look in Crosswords section
http://www.theanswerbank.co.uk/Quizzes-and-Puzzles/Crosswords/
as there is a useful search facility where you click on the crossword name (eg Pick Me Up) and you can look at previous answers