changes

1.What are the common ways facial changes using to express sudden changes in a character's feelings？2.There are ancient folk songs in the Book of Changes.3.The Book of Changes has long been deemed as an encyclopedia of ancient times.4.The Book of Changes（yijing, 易经）is a book of superstition。5.The Book of Changes (yijing, 易经) is a book of superstition. ( )6.One of the most important properties of molten glass is（）, which changes dramatically as the temperature changes.7.What changes did the Opium War bring to China?8.The （） usually shows changes, comparing two or more things over time.9.After several changes, their original（）of the product was lost.10.Great changes（）in Nanjing in the past few years.11.Which of the following changes part of speech of a word?12.An affix only changes the meaning of a word.13.The ability to see the changes of energy and adjust to its trends demands “（）”14.The smart materials can respond to the environmental changes.15.In what way, can her hair reflect her inner changes?