A. valuable B. imaginative C. worry D. frustrated A. sheet B. cigarette C. lady D. congratulation A. develop B. merchant C. less D. a great number of A. astronaut B. highly C. gone D. perch A. faint B. run out of C. anxiety D. show A. abolition B. rhythm C. achieve D. debit A. period B. treat C. weren't D. actually A. mall B. tragic C. co-founder D. redesign A. lawn B. boss C. suffering D. thermodynamics A. behalf B. safe C. once D. calculate