天平是较精密的测量工具，砝码锈蚀或缺损了就不能再使用。如果砝码生锈(质量增大)或缺损，对称量质量的影响是(    )。

生物的性状包括 （   ）。

    Red is a particularly popular color in China. A pair of red shoes —____ they are for sports, dances or just fashion — is a must-have for every Chinese woman's shoe collection. For most Chinese brides, red shoes should also be worn ____ their big day,

    As women's feet____(connect) with female attraction, red shoes often emphasize this aspect____ convey a special beauty. In some classic Chinese novels, there are ____(describe) of charming women in red silk shoes.

If you wear a dark dress in cold____(season), a pair of red shoes can raise your ensemble（整套服装）to a____(high) level. They can also go with different levels of red color____(give) the wearer a lively and joyful look.

    ____ (sure) red will always be a beloved color for designers, and red shoes have also become a choice for many supermodels. If you are also a fan of this ____(energy) color, consider wearing a pair of red shoes for every Chinese Lunar New Year!