to be working or responsible for something at a certain time
किसी निश्चित समय पर काम पर होना या किसी चीज़ के लिए ज़िम्मेदार होना (kisi nishchit samay par kaam par hona ya kisi cheez ke liye zimmedar hona)
"The guard was on duty all night."
"रक्षक पूरी रात ड्यूटी पर था।" (rakshak poori raat duty par tha)
the most lively and entertaining person at a party
without any logical reason to doubt; with full certainty
to create a situation where one has limited options
You said exactly what I was thinking
to feel like you are about to cry because of strong emotions
Have confidence; believe in your ability.