He is one of the cleverest students ________ hard work was paid in the end.
You will fall behind the others ______ you start to work hard.
— Excuse me. Is the museum open all day long?— ______ , only from 9:00am to 5:00pm.
The student ______ his homework and handed it to the teacher.
Fruit is good for our health, so I like ______ for dessert.
— Who’s that young man on the poster?— Jerry Smith, _____ European business man.