【简答题】Complete the following sentences with the correct tense of the verbs in brackets. Danny usually 1)______ (play) computer s in the afternoon, but he 2)_______ (watch) a football match on TV yesterd...
【简答题】Frankly speaking, I'd rather you (say) ______ nothing about it for the time being.
【单选题】一台三相异步电动机的 T st / T N =2 , 其起动转矩是( )
【简答题】Complete the following sentences with the correct tense of the verbs in brackets. Danny usually _______ (play) computer s in the afternoon, but he _________ (watch) a football match on TV yesterda...
【多选题】下述变压器保护装置中,当变压器外部发生短路时,首选动作的是(),不应动作的是()。
【单选题】患者男,80岁。原发性高血压10年。长期服用排钾利尿剂控制血压,现因低血钾收入院,护士在患者右手背进行静脉穿刺滴入含钾溶液,4小时后遵医嘱抽血复查血钾。不宜选择的采血部位是
【简答题】Lisa watched until the train d _______ from view .
【单选题】在1974年出版的《社会政策导论》中,蒂特马斯将社会政策总结为三种模式,下面不属于这三种模式的是( )