Shanghai World Expo was the most important_____ in China in 2010.

The meeting _________ by the time I gotthere yesterday.

See the flags on top of the building? That was we did this morning.

I think our history teacher teaches us ______. — Yes, but he hasn’t come today. He doesn’t feel ______.

依次填入下面一段文字横线处的语句，衔接最恰当的一组是（ ）秦汉时期，匈奴是北方一个强大的游牧民族集团，秦始皇之所以修筑万里长城，就是为了抵御匈奴。一说到秦始皇，可能我们马上就会联想到汉武帝。 ， ， ， ， 。秦始皇比较热衷于修长城和寻求长生不老药，而汉武帝则致力于经营西域和积极引进域外物质文明，从而迎来了中西文化交流的第一次高峰。①这两位帝王都堪称天之骄子②似乎汉武帝要略胜一筹③正所谓“秦皇汉武，略输文采；唐宗宋祖，稍逊风骚”④但如果单单就拓展中西文化关系而言⑤世人常常将二者相提并论⑥就开拓疆土、雄才大略而论可谓各有千秋