[答案] C. blame.

　　[注释]take the blame for 对......承担责任。Take charge of 负责管理 (照顾) 。[注意]charge 前无冠词the.

　　[答案] C. call off

　　[答案] B. make out

　　[答案] D. accordingly.

　　[注释]accordingly (=for that reason, therefore) 因此, 所以。

　　[答案] D. effort.

　　[注释] effort (作可数名词用) (=vigorous attempt) 努力的尝试：Does it require a great effort of will to give up smoking? (戒烟需要坚强的毅力吗?)