What is your mother doing—She ___ for oranges.

These days, Grade 9 students stay up too late tofinish ______homework and prepare for exams, as a result, some of them feel_________ the next day.

He’s never late for school, _______ he —_______. He gets to school on timeevery day.

This meeting room is a non-smoking area. I would like to warn you _____ that if you smoked here you would be fined.

Shu-How Lin is now one of_______ basketball players in the NBA.