第一题时态是had还是has还是is having 为什么

第一题时态是had还是has还是is having 为什么 Where is Tommy?He （has还是having）breakfast?理由 高一英语第一题跪求解析,用has 还是had 他正在上课吗是Is he having classes?还是Is he have a class?为什么 Did his father had(has) lunch in his factory?是用had 还是 has? 请问这里的having 是表示主动,还是表示进行时态? Everyone____ a good time.是填had还是has The girl having long hair is mary,请问having是形容词还是动名词啊? 急!应该是have, had,还是has It 是has还是have还是had got a panda on it having+ved 如:having stood for many years 是什么时态?还是什么用法? 现在完成时是现在时态还是过去时态