A. generous B. workmate C. switch on D. free of charge A. independent B. sit-up C. taste D. doormat A. geologist B. catalogue C. public D. narrowly A. detour B. albatross C. load D. central heating A. satisfy B. alternative C. acquire D. hub A. historian B. outdoors C. use D. decay A. canal B. forever C. resource D. continually A. criminal B. colorful C. my D. length A. microscope B. hand out C. Halloween D. bowling A. charge B. solution C. yes D. trainer