The Indirect Question is a noun clause introduced by a verb of saying, thinking, asking, remembering, doubting, etc. The verb in the indirect question is always in the subjunctive. The verb in the ...
There are two main ways of asking questions - directly and indirectly. Both have the same meaning but we use indirect questions when we want to be more polite, more formal or less confrontational.
Pluperfect main verb + Imperfect or Pluperfect subjunctive verb in clause. An indirect question is a form of a question which has been rephrased so that it is not quoted "directly" (verbatim) but is a ...