Stuck on 11d) Work on schedule in US state compound (10) CO?R?S?????
19d) What came before the euro out of office of ambitious veteran (7) ??M????E
18a) Certainly, having replaced number, one's getting legal calls (6) ???SES
28a) Writer spots heads dropping and embraces (7) ????CES
30a) Get to throw up in the old bay (5) ????H
Any help would really be appreciated.