A. biochemist B. bite C. eighteen D. butcher A. global warming B. apple C. schoolyard D. syrup A. roller-blading B. fifteen C. bit D. jog A. backache B. Macao C. invasion D. schoolbag A. come in B. pub C. spell D. different from A. old B. agreement C. latitude D. think highly of A. tyre B. whale C. egg D. computer A. ID number B. mother C. yourselves D. cascade A. go through B. her C. terrace D. talk about A. phone B. scrapbook C. imaginative D. borrow