directions: please match the loyalty programs with their content and fill the blanks with the correspondent numbers. points programs, 2. spend programs, 3. tiered programs, 4. paid programs, 5.punch programs _________ the programs give customers rewards based on different levels of spending or points.
在没有碳水化合物帮助的情况下,人体以脂肪为燃料会产生( )
globalization has nothing to do with culture, politics, and environment.