A. make a list B. free of charge C. sunny D. trial A. show B. persistent C. dealer D. speak A. limestone B. incumbent C. make a deal D. cloudy A. climb up B. metropolitan C. quotation D. plain A. liquid B. sky C. platform D. adamant A. pollution B. know C. snake D. wharf A. fascinating B. be C. drink D. rhythm A. lay eggs B. remarkable C. interesting D. generation gap A. cheat B. no wonder C. runner D. What happened A. jungle B. repulsive C. weather D. the high jump