A. at school B. race C. rather than D. excite A. forgetful B. dragon boat C. push-up D. omit A. laboratory B. badminton C. undertake D. shorter A. lift B. situation C. go on a trip D. system A. pen knife B. listener C. strengthen D. compete A. camel B. Brazil C. literature D. extent A. Russia B. raincoat C. America D. simplify A. taboo B. kilo C. soy D. pass A. amazed B. settle down C. boss D. future A. weed B. exquisite C. relative D. show sb around