A. resin B. tent C. unspoken D. essay A. set off B. crown C. difference D. happily A. potentiality B. proper C. far D. improvise A. space flight B. a glass of C. stone D. send A. advance B. such as C. leave alone D. gun A. cell B. in peace C. will D. yourself A. What's the matter B. termite C. cry out D. rock A. helper B. blood C. not so good D. risky A. controversial B. ugly C. hesitate D. go A. sock B. volcanologist C. variant D. fewer