问题
单项选择题
适用于油罐液下喷射灭火的设备为( )灭火设备。
A.固定式空气泡沫
B.半固定式泡沫
C.移动式泡沫
D.氟蛋白泡沫
答案
参考答案:D
适用于油罐液下喷射灭火的设备为( )灭火设备。
A.固定式空气泡沫
B.半固定式泡沫
C.移动式泡沫
D.氟蛋白泡沫
参考答案:D
完形填空(10分) Jim is a basketball fan. He 1 good at playing basketball. And he 2 a great 3 collection. Jackis 4 best 5 and a bas- ketball player. He plays basketball 6 , 7 he 8 any sports collection. They are 9 the school basketball team. They 10 basketball every day. | ||||
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