A. read B. past C. bag D. healthy A. at the time B. yesterday C. senior high school D. kindergarten A. copy B. the Palace Museum C. undulate D. sun A. chemist B. saliva C. read English D. no idea A. smoker B. heavier C. believable D. street A. favourite B. librarian C. meadow D. genuine A. introduction B. Disneyland C. chemistry D. astonishing A. trend B. CD C. pace D. Big Ben A. muzzle B. river C. leftover D. felt A. premium B. minute C. workmate D. police