A. face B. surfer C. ad D. acquire A. examiner B. do C. spent D. chemical A. constitution B. Kivu C. somatic D. inrush A. experiment B. medium C. violently D. acid rain A. Congo B. go climbing C. put out D. fossil A. in amazement B. confidence C. worth D. advance A. balcony B. hard-working C. brilliant D. nursery rhyme A. tap B. wait a minute C. gusher D. feet A. shame B. erupt C. interested D. imagine A. face-to-face B. alive C. sanitation D. reasonable