问题
选择题
下图所示坎儿井（井渠）是我国古代具有地方特色的水利灌溉工程，至今还流行于新疆的吐鲁番、哈密地区。联系历史地理知识，对坎儿井解读正确的是
①在汉代就已出现
②我国古代最早的灌溉工程
③利用了天山、昆仑山的冰雪融水
④井深随地势坡降而改变
A、①②③
B、①②④
C、①③④
D、②③④
答案
答案：C
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下图所示坎儿井（井渠）是我国古代具有地方特色的水利灌溉工程，至今还流行于新疆的吐鲁番、哈密地区。联系历史地理知识，对坎儿井解读正确的是
①在汉代就已出现
②我国古代最早的灌溉工程
③利用了天山、昆仑山的冰雪融水
④井深随地势坡降而改变
A、①②③
B、①②④
C、①③④
D、②③④
答案：C
It was already late when we set out for the next town, according to the map was about fifteen miles away on the other side of the There we felt that we would find a bed the night. Darkness fell soon after we left the village, but luckily we met as we drove fast along the narrow winding road that the hills. As we climbed , it became colder and rain began to fall, it difficult at times to see the road. I asked John, my companion, to drive more . After we had traveled for about twenty miles, there was still no sign of the town which was on the map. We were beginning to get . Then without warning the car stopped. A quick showed that we had run out of petrol. Although we had little food with us, we decided to the night in the car. Our meal was soon over. I tried to go to sleep at once, John, who was a sleeper, got out of the car after a few minutes and went for a walk the hills. Soon he came back. From the top of the hill he had seen, in the valley below, the of the town we were looking for. We at once unloaded all our luggage and with a great effort, to push the car to the top of the hill. Then we went back to the luggage, loaded the car again and set off down the hill. less than a quarter of an hour we were in the town, where we found a quite easily.
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