单项选择题A.tinyB.secondaryC.minimalD.minimum
单项选择题A.engageB.adoptC.contributeD.devote
单项选择题A.paveB.walkC.stepD.pace
单项选择题A.settleB.setC.establishD.found
单项选择题A.dailyB.routineC.commonplaceD.frequent