A. tribe B. aah C. on air D. flash A. stand B. wall C. someday D. stroll A. procession B. career C. personally D. object A. smash B. take pride in C. occurrence D. second A. metal B. helpless C. mineral D. woof A. celebrity B. make one's way C. bottle D. galaxy A. anyone B. talk back C. pigeon D. grandma A. knock on B. alarmed C. anything D. experiment A. at the bottom of B. one after another C. archaeology D. astronaut A. slim B. unforeseen C. hope D. optimistic