i haven't watched a movie since last month

i haven't watched a movie since last month i haven’t seen jim since last month.提问_______ ________ _____ I haven't seen you since one month ago I haven't seen you si i haven't heard from my sister since last year I haven’t seen her since last week.意思? 完成时.1.I haven't seen jim （ since last we haven't heard from them since last month.为什么这里不能用until啊? I have not watched this movie since I was a child.如何翻译? On last sunday night,i watched a movie.这句话对吗,用介词on对吗? yesterday i watched a movie中文意思 I haven't heard from George (since the end of last year).(括号 I haven't heard from him since last week .请问这句话对吗?