A. secure B. wildlife C. library D. conceal A. cake B. eraser C. dust devil D. shoal A. seasick B. yours C. sentence D. connect to A. book B. room C. previous D. go to the cinema A. e-mail B. bow and arrow C. organic D. obtain A. ground B. some C. patch D. mailbox A. yawn B. Netherlands C. game D. accelerate A. pencil B. learned C. come on D. twenty-five A. get out B. tenant C. help D. revolve A. dictionary B. cold C. accidental D. biogas