A. vapour B. sidewalk C. feel D. tribal A. drop by B. explanation C. unexpected D. take medicine A. giraffe B. rose C. bachelor D. sensational A. anything B. compact C. couch D. tricycle A. dentist B. radical C. nobody D. impolite A. likelihood B. fax C. neck D. overland A. bedtime B. deem C. piece D. musician A. brush one's teeth B. watch a film C. megacycle D. Polynesian A. one-to-one B. should C. make a difference D. dig out A. the Lantern Festival B. have a rest C. gunpowder D. be different from