× Can you tell us about yourself ? √ Could you tell us about yourself ? × I am working in finance for 12 years. √ I have been working in finance for 12 years. × I am …
× Why you were late ? √ Why were you late? × Why you did not come ? √ Why did not you come ? × The mountains are covered by snow. √ The mountains are covered with/in …
× Let us discuss about this matter. √ Let us discuss this matter. × We must conform with the rules. √ We must conform to the rules. × Who presided in the last meeting? √ Who presided at …