【题目】She's jogging around the park every morning in a（n）______________ to have a good figure.
A.contributionB.effort
C.honourD.purpose
在线课程【答案】B
【解析】
考查名词词义辨析。A. contribution贡献；B. effort努力；C. honour荣誉；D. purpose意图。句意：她每天早晨绕着公园慢跑以保持好身材。in an effort to表示“为了、努力想”，故B项正确。