问题补充:
for not keeping his promise,Gary hung his head in shame.
A. Blamed
B. To be blamed
C. Blaming
D. To blame
答案:
(答案→)A. Blamed
B. To be blamed
C. Blaming
D. To blame
解析:本题考查非谓语动词。blame与Gary之间是动宾关系,故用非谓语动词的被动形式。tobeblamed表示动作还未发生。此处用过去分词作定语表被动和完成。