No. 7 High Senior 3 students are lucky to enjoy a ______ long winter vacation, compared with those of other schools, some of whom have to stay at school even during the Spring Festival.

--How about this dress, sir? --It’s a little expenseive, and ____, its color doesn’t suit me.

(2014·杭州一检)She paused________over the unfamiliar word but soon continued.

It’s high time you had your hair cut; it’s getting _____.

Many people spoke highly of the plan at the meeting, but _______ I don’t think it is of much practical use.