A. weak B. have connection with C. instant D. control A. fifteen B. here C. as D. nobody A. under B. really C. perhaps D. catch up A. climbing B. afford C. milkman D. chick A. worthless B. embedded C. happily D. pie A. infection B. international C. tooth D. muffle A. prosperous B. group C. twenty-third D. busy A. interview B. orderly C. abroad D. per cent A. mix B. impossible C. subject D. grey A. unwilling B. sb can't wait C. similar D. boil