Hallo Teachers!<br/>I'd like your help for the two following grammar quizzes:<br/><br/>1) After many years of research ,they found the solution A)by the end<br/> B) at the end<br/> C) at last<br/> D) on the end<br/>I think letter B.<br/><br/>2) I know it's late,so I shall not A) Detain you any longer,said the sales manager to his sales team.<br/><br/> B) Hold Up<br/> C) Withhold<br/><br/> D) Retain <br/>I think letter C.<br/><br/>.-.-.-..-.-..-.-.--.-.-.-.-.-.-.-..-.<br/>Many Thanks<br/>Instructor1955