【单选题】大型医疗器械进货查验记录应当保存至医疗器械规定使用期限届满后或者使用终止后( )年
【判断题】雷雨天气需要巡视室外高压设备时,应穿绝缘靴,与带电体要保持足够的距离。
【简答题】雷雨天气需要巡视室外高压设备时,应穿绝缘靴,并不得接近()和()。
【多选题】雷雨天气需要巡视室外高压设备时,应穿绝缘靴,并不得接近()。
【单选题】When the suffix______is added to a verb, it changes this verb into an adjective.
【单选题】According to the text, what is a 'free-for-all verb'?
A.
An irregular verb like 'grow' or 'speak'.
B.
A verb that is converted from a noun at will.
C.
A verb that is formed by taking off an affix from a noun.
D.
A verb that does not comply with grammatical rules.
【单选题】According to the passage, what is a 'free-for-all verb'?
A.
An irregular verb like 'grow' or 'speak'.
B.
A verb that is converted from a noun at will.
C.
A verb that is formed by taking off an affix from a noun.
D.
A verb that does not comply with grammatical rules.