<a class='_ac _lb' lightbox='https://uat-englishforward-forums-backend.s3.us-west-2.amazonaws.com/2203629.0_rt3xhntwcq7z.PNG '><img class='_ac _di img-fluid' style='width:496px; height:inherit; background: inherit;' data-delaysrc='https://uat-englishforward-forums-backend.s3.us-west-2.amazonaws.com/2203629.0_rt3xhntwcq7z.PNG' src='https://uat-englishforward-forums-backend.s3.us-west-2.amazonaws.com/2203629.0_rt3xhntwcq7z.PNG' /></a><br/>What do 'never quite', 'get one on their own to ask them' and 'work up the nerve' mean respectively?