A. difficult B. spacecraft C. begin D. refuse A. park B. tropical C. waltz D. resolve A. confidence B. by C. ID number D. fisherman A. instead B. life C. disturbing D. convenience A. crevasse B. in excellent condition C. while D. Aegean A. horse B. peak C. rock climbing D. week A. teach B. unfriendly C. salmonella D. every A. subway B. forgetful C. tragic D. pack up A. totally B. bird C. campfire D. toothache A. the Dragon Boat Festival B. library C. nitrogen D. prejudiced