You will fall behind the others ______ you start to work hard.
A. sinceB. ifC. untilD. unless
— Excuse me. Is the museum open all day long?
— ______ , only from 9:00am to 5:00pm.
A. Sorry, I’m not sureB. Sorry, I’m afraid not
C. Yes, you’re rightD. I think so
The student ______ his homework and handed it to the teacher.
A. took outB. came out
C. put outD. went out
Fruit is good for our health, so I like ______ for dessert.
A. potatoesB. hamburgers
C. bananasD. candy
— Who’s that young man on the poster?
— Jerry Smith, _____ European business man.
A. anB. aC. theD. /
— It is a red-letter day for me. I won the first prize in the school competition contest.
— Really? Well done!
A. an important day B. an unhappy day
C. a busy day D. a free day
