A. in vain B. piece C. those D. sheer A. souvenir B. final C. in pieces D. evil A. nor B. eel C. bronchitis D. once upon a time A. retire B. unforeseen C. right D. stand in line A. return B. model C. movement D. statistic A. basket B. blossom C. hurriedly D. post A. at first B. worried C. from time to time D. moral A. gold B. trend C. shortage D. resort A. bowl B. dioxide C. cool D. my A. Venus B. sandwich C. joke D. once