A. teamwork B. straight C. science D. tired A. wood B. casual C. thus D. become A. burn B. tentative C. nothing D. crossword A. fight B. commodity C. shopping centre D. prince A. grass B. rice dumpling C. food chain D. have class A. invent B. thrifty C. join in D. helpline A. high-spend B. English-speaking C. work D. inventor A. constantly B. angry C. stereotype D. Niagara Falls A. faint B. somewhere C. good-looking D. blame A. snorkel B. grandfather C. lighthouse D. admire