72. Chocolates and flowers are by far ____ presents for mothers on Mother's Day in the UK. A. more popular B. the more popular C. less popularD. the most popular 73. Chuseok is one of____ celebrations in the Korean calendar when Koreans give thanks to nature. A. the most important B. the more important C. the less important D. more important 74. The more polite you appear to be, ____ your partner will be. A. the happiest B. the happier C. the most happily D. the more happily 75. The Korean are ____ than the American in addressing their bosses. A. more formal B. formal C. most formal D. the most formal 76. There are ____ occasions for giving gifts in modern societies than before. A. less B. more C. the least D. the most 77. June has become ____ month for weddings in many countries when the symbolic flowers, roses, usually bloom. A. more popular B. less popular C. the most popular D. the least popular 78. Before doing something important, Vietnamese people always try to choose ____ time for it. A. better B. less good C. the least good D. the best 79. My grandmother feels much ____ whenever I give her a homemade cake onMother’s Day. A. happier B. more happily C. the happiest D. the most happily 80. While a child learns how to use educational ____, she also develops a(n) ____ to analyze, synthesize and evaluate information. A. lessons – knowledge B. lessons - ability C. software - ability D. software - knowledge