When will your grandparents_____? --------Tomorrow. A arrive B reach C get to表达到达某地时,reach 后不用加介词,那这里为什么选A呢,请详细点,谢谢

When will your test be? when your mother comes 还是when your mother will come I wonder when your fruit will grand grand grand grand grand grand grand grand keep your words of the grand tanding 英语翻译I will be your guardian .When all is crumbing.I will steady your hand. When Will I See Your Face again 歌词 when will your father come back?________three days. Do you know when your mother___(come,will come) when will your penfriend______(come) _____(visit) you 你爸爸什么时候回来?When will your father________back?