A. button B. survey C. flu D. ahead of A. bacteria B. curtain C. go for a walk D. Sydney Opera House A. so much B. ready to do C. loneliness D. sponsor A. exactly B. outdoors C. workstation D. cosmology A. climb a hill B. German C. believable D. potato chips A. pattern B. train C. Jewish D. colour-blind A. dare modal B. lay the table C. set down D. competent A. walk the dog B. paratrooper C. undulate D. investigate A. firm B. Christ C. get along with D. vegetable A. flicker B. harness C. ignore D. fathom