A. watchtower B. sense C. make up one's mind D. penniless A. medical B. April C. music video D. board game A. constructively B. right C. detective D. originally A. I dare you B. picnic C. swimming pool D. secretary A. ought to B. set up C. kindness D. shoulder A. voluntary B. National Day C. infinity D. treatment A. one another B. intend C. equal D. nursery A. spread B. die for C. velvet D. go well A. origin B. char C. afford D. lay A. factory B. medicine C. the British Museum D. set off