问题
判断题
在很短的管路中不可能有总压头为常数的现象。
答案
参考答案：错
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在很短的管路中不可能有总压头为常数的现象。
参考答案：错
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| On Sundays we often go to the 1____________ near our city. There are many 2____________ in it-tigers, elephants, pandas and monkeys. The 3____________ are very big. They all have 4____________ noses. Their noses can 5____________ them eat and drink. Tigers are very 6____________. They often run about. They don't like to 7____________ in the zoo. Many people like 8____________. They are animals of China. But I like monkeys most (最). We like 9____________ to the zoo. We can 10____________ more (更多) about animals there.
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