If the IRS hasn't raised any issues about your 2005 tax return by now, it is safe to shred it. Last, you should keep any tax return that includes a claim for deducting worthless securities for seven years. If you've lost or discarded a tax return and later need a copy, don't worry.
Rule 2 in the âApostrophesâ section says, âUse the apostrophe to show possession. Place the apostrophe before the s to show singular possession.â. Since âworldâs biggestâ is singular possessive, you need to use âs regardless of which noun follows it.
Apostrophe Quiz Learning and Tutoring Center, Spring 2012 Page 1 of 9 THE APOSTROPHE AND S The apostrophe and s ('s) are used with a singular noun to show possession; also with any plural noun not ending in s: boy's, men's.