Nobody can achieve anything of real significance _____ he works very hard.
________, Nathan gave back the enormous amount of money he found.
________ entered the classroom ________ the bell rang.
— Did you remember to give Jenny the money? — Yes. ________ I saw her, I’m sure.
______ their homework, these three students have to stay in the classroom for another thirty minutes.
When ________ what made him a popular person, he said it was his personality.