1968年7月1日这天，居委会破例贴出通知：当晚7点30分有重要文艺演出的实况直播，欢迎居民前往收看。
B-Time I-Time I-Time I-Time I-Time I-Time I-Time I-Time I-Time I-Time I-Time O B-Organization I-Organization I-Organization O O O O O O O B-Time I-Time I-Time I-Time I-Time I-Time I-Time O O O O O O O O O O B-Thing I-Thing O O O B-Person I-Person O O O O O