A.
电影票降价 10% ; prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
B.
电影票提价 15% prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
C.
电影票提价 10% prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
D.
电影票降价 15% prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>