Question

1. The murderer had been caught by the police and he admitted        on a rainy night three years ago. (kill)

那个谋杀者已经被警方抓获，并且承认在三年前的一个雨夜杀死了他的老板。

Answer 1

1. having killed/killing his boss/( that) he had killed his boss admit后只跟动名词，不可跟不定式作宾语；亦可用宾语从句形式。