问题
判断题
中倍泡沫灭火系统泡沫液、水和泡沫混合液在主管道内的流速不宜超过6m/s。（）
答案
参考答案：错
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中倍泡沫灭火系统泡沫液、水和泡沫混合液在主管道内的流速不宜超过6m/s。（）
参考答案：错
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| Today computers are very popular all around the world. Look at the picture. The old people are learning how to 1 the computer carefully, too. Now thousands of young people like to 2 to their friends in computer terms (术语). 3 their grandparents can't 4 their grandchildren's hi-tech language(语言). So they start to learn somethig 5 computers. "I want to know what my 6 are talking about,"says Grandmother Wang. She is a student at a(n) 7 school. There are many computer schools 8 the big city. These old people learn Microsoft Word, Windows and the Internet surfing. But the teaching method (方法) is 9 . "I have to teach them 10 and again, "says a computer teacher. | ||||
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