问题
单项选择题
第一个灯应该距离跑道中线灯的任何一排灯（如果设有）至少（），灯具的纵向间距应不大于7.5m。
A、15cm
B、30cm
C、60cm
D、80cm
答案
参考答案：C
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第一个灯应该距离跑道中线灯的任何一排灯（如果设有）至少（），灯具的纵向间距应不大于7.5m。
A、15cm
B、30cm
C、60cm
D、80cm
参考答案：C
The best thing to start your day is a good breakfast. There are different 36 of breakfasts around the world. “Eat breakfast like a king, lunch like a prince and dinner like a pauper(穷人).” 37 the old saying tells us, breakfast is the most important meal of the day. It 38 us with energy after a long night without food. If people don’t have breakfast in the morning, they will feel tired and get angry easily. Breakfast helps children stay more focused in school. A study showed that children who eat breakfast regularly score 39 in most subjects. Breakfast is also important for weight loss. If you have a balanced breakfast, you will eat 40 throughout the day. A healthy and 41 breakfast should include some protein(蛋白质) like eggs, milk or a little meat, which makes you energetic all day. Carbohydrates(碳水化合物)like rice or bread can keep you active. Vegetables and fruit 42 the vitamins that humans need. 43 ,in China, breakfast is different from region to region. Porridge with pickles(咸菜),baozi, noodles, soybean milk and youtiao are common throughout the 44 country. Although Western culture has influenced China a lot, most people still 45 traditional Chinese breakfast. They think that porridge and noodles are not only easily digested(消化), but also can provide enough energy in the morning.
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