A. zebra B. drop by C. kettle D. air hostess A. sell B. association C. boil D. star in A. graceful B. related to C. of course D. zipper A. elect B. minute C. anger D. pierce A. close to B. ignore C. now D. pork A. have a toothache B. teapot C. route D. famous A. check over B. punctuate C. ask D. eleven A. digital B. ticket office C. can D. smile A. penguin B. terrorist C. boss D. remote control A. at first B. criterion C. find D. north-east