题目

The National Postal Museum is divided into galleries that explore America’s postal history. Visitors will have a full picture of the creation and fantastic varieties of postage stamps. World of Stamps Video images bring stamps to life and attract visitors who explore the surrounding displays．Visitors encounter the world’s first postage stamp—the 1840 Penny Black and learn how it revolutionized communication．Stamp images—including Dr. Martin Luther King’s “I Have a Dream” speech and the stamp that helped raise almost $72 million dollars for breast cancer research—expla(   ) 1. [2013 .齐齐哈尔]Mrs Zhang is one of       teachers in our school. We all like her.   A. popular   B. more popular   C. the most popular