As water passes --- various rocks, calcium fluoride gets in the water.

English
Parts of speech

প্রশ্নঃ As water passes --- various rocks, calcium fluoride gets in the water.

  • ক. of
  • খ. with
  • গ. on
  • ঘ. none of these

সঠিক উত্তরঃ

none of these
There are no comments yet.
Authentication required

You must log in to post an answer.

Log in

বিষয়

English

অধ্যায়

Parts of speech