英语翻译彼得一定是已经把这本书看完了,因为他已经把书还给我了.Peter _____ _____ _____ reading this book because he has returned it to me.

问题描述:

英语翻译
彼得一定是已经把这本书看完了,因为他已经把书还给我了.
Peter _____ _____ _____ reading this book because he has returned it to me.