i never been late for school为什么加been

i never been late for school为什么加been He has never been late _for__ school,为什么用for He has never been late _for__ school为什么用for 翻译成英语:I'VE NEVER BEEN LATE FOR SCHOOL.BUT YESTERDAY I CAME V I‘ve never been late for school,but yesterday I came very __ 完形填空I’ve never been late for school,but yesterday I came ver tom’s never been late for school.改为反问疑问句 He's never been late for school,_______ he? I've never been late for school,but yesterday Icame very clo 英语翻译I‘ve never been late for school ```````和In 1938开头的两篇课文翻译 ever,been,for,you,have,late,school 英语：单项选择:----You've never been late for school,but yesterday