W Will17 Senior Member Joined Mar 28, 2008 Member Type Student or Learner Native Language French Home Country France Current Location UK May 10, 2010 #1 Hello, Do we say "to investigate into, on or in" something? Thanks W
T Tdol No Longer With Us (RIP) Staff member Joined Nov 13, 2002 Native Language British English Home Country UK Current Location Japan May 10, 2010 #2 I'd use Investigate something (no need for a preposition)
