Multiple choice

Directions: Choose suitable preposition from the given choices to fill the blank in the following sentence.

Orders have been issued to inquire _____ the matter.

  1. about

  2. into

  3. of

  4. off
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

This is the case of phrasal preposition. 'Inquire into' means 'to look into something; to investigate something by asking questions'.

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