A. worn-out B. fundamental C. English D. precariously A. vegetable B. robust C. imagine D. generally speaking A. driver B. embarrassed C. neither nor D. trapped A. break B. even C. toilet D. skeptical A. joy B. carelessness C. what D. the United States A. heroine B. bamboo C. glimpse D. walking A. e-card B. refer to C. lake D. Princeton A. Sweden B. pants C. geography D. DVD A. trivial B. season C. chair D. sniff A. observe B. popular C. examine D. unsmiling