A. dramatic B. chemical C. plaster D. firefighter A. snorkel B. tunnel C. smoke D. camp A. childhood B. pest C. bring back D. crack A. sandwich B. steadily C. washed D. sway A. worthless B. tomato C. reader D. cargo A. depict B. risk C. once or twice D. talk to A. homestay B. cigarette C. refer to D. particle A. setting B. Venus C. translate D. article A. litter B. do exercise C. perturb D. street A. pronounce B. spy C. aphid D. cancer