A. survey B. unable C. e-book D. crayon holder A. dispose B. senior high school C. be good at D. pay A. hidden B. look back at C. silk worm D. violence A. circulate B. hardship C. row D. dialogue A. fully B. slavery C. task D. eliminate A. teacup B. go by C. invite D. basis A. fisherman B. tiring C. fix D. standard A. ahead B. photograph C. unscrew D. fateful A. demon B. hovercraft C. moveable D. lastly A. wheelbarrow B. Kituro C. music D. be thirsty for