As the party was very informal, Jack stood there looking stiff and in his formal dress.
13. The voyage diaries were handed down by his great grandfather, so their brothers have kept them as ____ .
14. Traditionally in West, people usually play ____ on April Fools' Day.
15. Justice has long ____ . (法网恢恢) Whoever breaks law will be punished by the people after all.
16. As a work of ____ , we can't judge its value by appearances.
17. With the help of our class, Little Mike made such great progress in Chinese that he can write a 200-character ____ .