A. pale B. ask for help C. planter D. sterile A. ecosystem B. dress C. long jump D. west A. cold B. natural C. oxide D. coach A. powerful B. law C. medicine D. twenty-six A. come on B. on foot C. Dragon Boat Festival D. catch up with A. sunny B. hippo C. Halloween D. private A. fan club B. stayed C. impending D. fried A. from time to time B. visualize C. transform D. baby A. kebab B. inscribe C. laundry D. shower A. serve B. ssh C. on the increase D. slide