I.Choose the word whose underlined part has a different pronunciation from the others in each group: 1/A. chemist B. change C. child D. cheap 2/A. fork B. world C. sport D. north 3/A. plenty B. fairy C. sky D. weekly 4/A. feather B. head C. healthy D. meat 5/A. much B. cute C. cut D. sun 6/A. soften B. fifteen C. enter D. party 7/A. now B. how C. know D. down 8/A. this B. mine C. file D. night 9/A. when B. settle C. become D. fellow 10/A. where B. here C. fear D. dear