A. central heating B. kowtow C. stand D. recount A. at first B. dry up C. full-time D. to A. wrote B. transportation C. window D. realm A. generate B. lose weight C. blackboard D. youngster A. mankind B. chair C. bedroom D. believable A. manufacture B. cheer C. cannon D. bird A. sunset B. down C. fragile D. duck A. deviation B. won C. door D. write A. on one's mind B. tweet C. in the middle of D. ice cream A. receptionist B. pleasant C. put away D. desk