A. fixed B. white C. expectancy D. do some cleaning A. army B. color C. rapids D. equal A. discover B. Dragon Boat Festival C. yellow D. imperative A. madam B. disk C. steal D. brown A. hide-and-seek B. imitate C. tree D. laboratory A. America B. write English C. blue D. well A. light B. many C. football player D. invaluable A. black B. make a difference C. cold pill D. colossal A. thank you B. challenge C. pardon D. red pocket A. red B. mathematical C. fight D. make one's way