问题
解答题
40：120=1：3，这个过程叫求比值．______．
答案
因为40：120=1：3，
此过程是把比的前项和后项同时除以40所得，
所以这个过程叫化简比；
故判断：×．
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40：120=1：3，这个过程叫求比值．______．
因为40：120=1：3，
此过程是把比的前项和后项同时除以40所得，
所以这个过程叫化简比；
故判断：×．
| 完形填空。 | ||||
| Dragon Head-Raising (龙抬头) Day is a traditional Chinese festival. It comes on the 1 day of the second lunar (农历的) month. In 2010, it is 2 March 7. On the day in ancient times, people put paths of ashes (灰) into kitchens and around water vats (缸). This was 3 the dragon into the house. On this day people eat noodles, dumplings and fried pancakes. All the day's foods are 4 after dragons. For example, people eat "dragon whisker (龙须)" 5 called "dragons teeth". In some ancient Chinese stories, dragons have power over the wind and rain. They often 6 rain to the world on the second day of the second lunar month. It is said that after that day there will be more and more rain. This is 7 the day is often called "Spring Dragon Day". It was hoped that 8 the help of the dragon, ploughing (耕种) would be easier and the autumn would bring a good harvest. It was said that a haircut during the first lunar month brought 9 luck to the uncles in family. This is why you still see many people 10 their hair cut on Dragon Head-Raising Day. | ||||
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