860.每个句子最多 20 个单词。 ( )

76.If the light is too dim, replace the battery ( )

75.Use a drill bit that has a maximum length of 45 mm( )

74.列出每个故障的可能原因的第一步是显示系统的哪些部分可能出现故障。 ( )

73.The fuel quantity processor unit sends excitation to and receives signals from the tank units and the compensators ( )

72.Engine-driven pumps are primary pumps which run continuously when they are turned on ( )

71.Identify the bell crank and shaft with marks to prevent incorrect installation( )

70.Refer to detail C on fig4 for a different procedure to attach the cable( )

69.When you use an approved word, make sure that you only use it as that part of speech ( )

68.安全程序由制造商提供。( )

67.急拉氧气面罩来获取氧气。 ( )