A. sportsman B. floor C. Miss D. efficient A. elderly B. adult C. struggle D. letter A. turn into B. next time C. ghost D. cargo A. Africa B. profit C. with D. brainstorm A. tidy the desk B. cut out C. scrape D. thirteenth A. sexual B. face C. board D. choir A. classroom B. remark C. all alone D. institution A. at the foot of B. ticket office C. nostril D. desk A. listen and do B. chair C. foreman D. polish A. blackboard B. sheer C. haircut D. footstep