A. certificate B. salvage C. careful D. dry-clean A. folk B. mate C. upside down D. flower A. yogurt B. ache C. behave D. hard A. donut B. rode C. front D. handwriting A. Denmark B. bookcase C. remote D. September A. tangyuan B. best C. hammer D. thin A. make B. in the daytime C. civil D. call off A. hers B. dose C. contradict D. work A. volcanic B. day by day C. vase D. back to back A. redesign B. dirty C. dragon boat race D. drop