A. president B. long-nosed C. second D. theory A. welcome back to B. remarkable C. perilous D. illness A. humanitarian B. neighbour C. printing D. chairwoman A. hopeless B. pie C. super D. steward A. Princeton B. Spanish C. ethanol D. pet A. relativity B. decide on C. damage D. spacecraft A. dialogue B. unique C. nest D. mermaid A. worry about B. heavy rain C. adjust D. produce A. towards B. strong-minded C. below D. blind A. greatly B. politician C. southwest D. air conditioner