Hi teachers,<br/><br/><a class='_ac _lb' lightbox='https://uat-englishforward-forums-backend.s3.us-west-2.amazonaws.com/1701657.0_rckd844mxxht.jpg '><img class='_ac _di img-fluid' style='width:579px; height:inherit; background: inherit;' data-delaysrc='https://uat-englishforward-forums-backend.s3.us-west-2.amazonaws.com/1701657.0_rckd844mxxht.jpg' src='https://uat-englishforward-forums-backend.s3.us-west-2.amazonaws.com/1701657.0_rckd844mxxht.jpg' /></a><br/><br/>Is <span style="color:#ff0000;"><b>the start of first period</b></span> correct? Or is "the start of the first period" correct?