南沙群岛自古以来就是中国领土，中国人早在（）时期首次发现该群岛，1621年刊印的《郑和航海图》将其列入中国版图。
A．西汉
B．东汉
C．南北朝
D． 三国
参考答案：A
解析：从秦代开始，我国政府正式对西沙群岛行使管辖权。汉代，南沙群岛已归我国管辖。公元前111年，西汉武帝平定南粤之乱后，在海南岛设儋耳、朱崖两郡，辖南海诸岛，并派水师巡视西沙。
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pedestrian has as many rules to 2_____ as the driver of car. You should walk at the sidewalk or at the 3_____ of the road. Always look carefully before you walk across the street? If you ride a bike, don't ride in the middle of the road or run 4_____ red traffic lights. When you ride a bike with a friend, don't look around to talk. If you drive, you should 5_____ at the traffic lights. You must always 6_____ a seat belt (安全带). Without belts 7_____ the driver and the passengers may be badly hurt in a sudden accident. Someone may be thrown out through the window? You may not need to drive a bus, but 8_____ if you have to travel in one. Get in or get off a bus only when it has come to a 9_____. When it is full, don't try to get inside 10_____ you may fall off. |