A. trust B. southwestern C. Christ D. food chain A. create B. push-up C. string bean D. major A. fragment B. congratulate C. crocodile D. photographic A. Sydney Opera House B. honest C. convenient D. stand up A. chaos B. elect C. sample D. adult A. injection B. silly C. motto D. hearing A. aggravate B. already C. point at D. fossil A. advertising B. own C. bring out D. seedling A. honesty B. manner C. change one's mind D. North Pole A. shine B. classmate C. discovery D. animal sign