what is red but green ,open but closed and old but new?翻译成英文

what is red but green ,open but closed and old but new?翻译成英文 阅读理解.      What is red but green,open bu Now the door is open,but sometimes it is _____ (closed). make new friends ,but keep the old ones.one is silver and th the door is open,but the windows are ...后填close还是closed? house,new,our,is,than,old,but,bigger,the,one First I am green and then I am red.I'm a fruit but sometimes The color of life is not only red or green ,but gray or even What he said is strange,___it is ture.A.but and B.and but C. what can we learn from the last but one paragraph 中的but翻译成什么 英文翻译成中文：Gold is valid but only if some modicum of society re His bike is new,but her is old._____ The dog is