A. at an end B. environmental C. ticket D. cooperation A. assistant B. when C. gold D. surfing A. straight B. wake up C. bring out D. necessary A. employee B. Don't worry C. most D. easygoing A. unshakable B. wink C. fast D. cruel A. assistance B. illustrate C. punish D. bridge A. favorite B. street C. vicious D. sidewalk A. third B. systematic C. cowboy D. maximum A. celebration B. predict C. Miss D. in the morning A. bye B. I C. soil D. down