He is the most hard-working students in his class. That means he is more hard-working than_______ in his class.

Nine in ten high school students say there are significant differences in their attitude toward chatting on line, compared with _________ of their parents. 

The young member made several proposals, and none of________were considered to be practical or acceptable

(2013·高考浙江卷)Half of ________ surveyed in 16 countries say they go first to their closest friend to share their deepest wishes and darkest fears.

Do you have _______ to say?