Letter Sequences

Can you identify which letters or words come next in the following sequences?


1dd, pp, lal, ld, mam, sas, _
2z, x, c, v, b, n, _?
3hw, eh, hw, jc, mt, jm, _?
4j, f, m, a, m, j, _?
5dn, frwl, g, t, yolt, _?
6ii, iii, v, vii, xi, xiii, xvii, _?
7rs, os, cc, bs, lss, c, pl, st, _?
8Charlie, Mike, Oscar, Romeo, _?
9a, t, g, c, l, v, l, s, s, c, a, _?
10n, n, s, e, n, s, s, e, n, n, e, w, s, e, w, s, e, e, n, n, s, s, e, e, n, n, s, s, e, e, n, n, e, s, s, _?