62.Parents often faced the _________ between doing what they felt was good for the development of the child and what they could stand by way of undisciplined noise and destructiveness.

　　A.paradox 似是而非的 矛盾的 悖論的

　　B.junction 交匯之處

　　C.dilemma 進退兩難的境地

　　D.premise 前提

　　解析：

　　betweenand

　　63.Clark felt that his _________ in one of the most dramatic medical experiments of all time was worth the suffering he underwent.

　　A.apprehension 領悟 憂慮

　　B.appreciation

　　C.presentation

　　D.participation 參加(四級)

　　the underwent 經歷