cryptic crossword
1a Ray unsettled male bears (5,4)
7a Early outsize book (4)
10a Sighting as pile is rearranged (6)
15a Old country played another country (7)
18a Learner phoned back to make knot (5)
20a US city fashionable in the past (7)
6d Many dogs losing lead (6)
Many thanks to anyone who can help