Zhengnengliang, or positive energy, _______a term used in the book Positive Energy by Richard Wiseman, has developed into a popular phrase in Chinese society where people approach life with optimism and confidence.

Although the painting is very ____ pleasant, it is thought to be copied with a modern printing machine．

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

______, I love soft music more than popular music.

. Tommy’s parents thought he was at school, but _______ he was in an Internet bar.