A. tether B. writer C. embryo D. catastrophe A. thick B. underestimate C. pestilence D. teacher A. humorous B. were C. at home D. global warming A. work B. noodles C. therapy D. song A. have connection with B. cook C. agreeable D. potential A. help B. European C. main D. chimp A. usual B. people C. after all D. upper A. prison B. driver C. ring D. acute A. all over the world B. healthy C. thoroughly D. worker A. free B. dialogue C. write D. pull