IDIOMS

quick-fire

(idiomatic) Having one thing coming rapidly after another.

Example:   The politician was unnerved by the journalist's quick-fire questioning.
2011 January 25, Paul Fletcher, “Arsenal 3 - 0 Ipswich (agg 3 - 1)”[1], BBC:
  But the mood changed completely after Arsenal's quick-fire double and Ipswich, supported by 9,000 away supporters, could not force their way back into the tie.