A. actress B. height C. snail D. sleepy A. enemy B. stall C. grade D. gasp A. because B. heaven C. attitude D. sticky A. spare time B. psychology C. institute D. eliminate A. laptop B. blank C. drive mad D. classic A. heading B. outbreak C. get along D. rag A. pine B. by the time C. quagga D. helpful A. science fiction B. per C. crayon D. prize A. Chinese paper-cutting B. sail C. bunny D. in a way A. Sunday B. settle in C. tourist D. civilization