A. platform B. rights C. seasonal D. dustman A. clock B. thankful C. keep doing D. make one's way A. naive B. the Summer Palace C. practical D. sofa A. part B. be worried about C. household D. maglev train A. pencil box B. business C. crispy D. make sure A. sixteen B. crevasse C. nationality D. burn A. run away B. stretch C. underestimate D. order A. all day long B. statue C. creative D. get ready for A. shut B. youngster C. tube D. basin A. worldwide B. tribe C. hand in D. can't wait