A. turn off B. pause C. play a trick on D. uniquely A. byproduct B. overweight C. NBA D. coal A. ticklish B. throw away C. remarry D. gymnastics A. be harmhul to B. suffering C. bearing D. cold A. paleontological B. extinct C. muffle D. ecosystem A. rubble B. drink to C. industry D. taller A. walnut B. work C. pen pal D. career A. friction B. cluster C. napkin D. sculpture A. take place B. radical C. at the top of D. briefly A. labor B. elder C. windscreen D. advantage