A. Mercury B. produce C. violin D. wise A. have lessons B. junior college C. poisonous D. anywhere A. mother B. product C. ancestor D. shake A. remark B. experience C. rambler D. model A. pen B. resolve C. invent D. in hospital A. cafeteria B. Tree Planting Day C. onwards D. realize A. ideal B. weakness C. alive D. criterion A. chemistry B. pay attention C. army D. forty-five A. invariably B. project C. clumsily D. transportation A. policeman B. speak C. Asia D. hay