A. dirty B. could C. e-card D. self A. up and down B. adult C. tall D. continent A. astonishing B. physician C. blouse D. join in A. father B. at present C. great-grandma D. partial A. ballad B. tons of C. short D. basketball A. bus stop B. tie C. restroom D. brass A. organism B. absolute C. clean D. administer A. maglev train B. celery C. cold D. machinery A. lazy B. sales C. walk on D. stocking A. book B. white C. quietly D. Korean