我国现有最早的诗歌总集《（）》；我国先秦时期的地理古籍《（）》；记述先秦时期的社会礼仪制度的《（）》等早期文化典籍。
参考答案：诗经；山海经；礼记
— We haven't been to the Great Wall for ages.
— No, I don't remember how many years ago _______ I last visited it.
A．it was that
B．was it that
C．it was when
D．was it when
证据确实、充分是审理案件的要求，要求据以定案的证据均经（）查证属实。
A.检察机关
B.法定程序
C.人民法院
D.法庭调查
