A. food for thought B. undoing C. avenge D. fritter A. immaculate B. strengthen C. roar D. preponderance A. conceal B. play in English C. regularity D. arrival A. refuse B. control C. technician D. in English A. spoken B. imperative C. good-humouredly D. per cent A. computer programmer B. resolution C. put on D. leaflet A. inveterate B. primary C. interviewer D. junior high school A. the other day B. Africa C. classical D. assiduously A. shady B. qualification C. revolution D. suggest A. invisible B. call off C. hop D. alien