公元前2070年夏朝建立。
公元前221年秦统一,秦始皇推行郡县制,统一货币、度量衡和文字。
公元9年西汉政权灭亡。
618年唐朝建立。
1840年鸦片战争爆发,中国近代史开始。
1949年新中国成立。
用所给单词填空
(1)Sometimes we ____ food at home. (2)I ____ drinking milk. (3)We often ____ CCTV news at 7:00 in the evening. (4)I ____ the Internet once a day.(5)The results for “read English books”____ fun.(6)How often do you ____ to the English corner? (7)Everyone will____ you if you need any help.(8)The sun ____ once a day. (9)Walking can ____ you in good health.(10)I____ nine hours every night.