A. at the same time B. either C. seventh D. edge A. western B. south C. requisite D. disk A. go to sleep B. pay C. wit D. walk by A. lark B. million C. convey D. take a look A. sense B. concern C. mainly D. lose A. cargo B. scour C. hundred D. home A. sightseeing B. everybody C. about D. mind A. worry about B. limited C. criterion D. cooker A. invite B. feel like C. put off D. hundreds of A. sit down B. go off C. equator D. wear glasses