题目内容
---- The police have caught the murderer.
---- Yes, and he admitted __________ his boss on a rainy night seven years ago.
A. to kill B. to have killed C. having killed D. have been killing
C
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题目内容
---- The police have caught the murderer.
---- Yes, and he admitted __________ his boss on a rainy night seven years ago.
A. to kill B. to have killed C. having killed D. have been killing