-Excuse me .Is Joan in?

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-Excuse me .Is Joan in?
-sorry ,she isn't at the moment.She _____to the railway station half an hour ago .
A went B has gone
我觉得是B 更恰当一点,因为强调对现在的影响嘛,,咱不懂为什么,

A !
因为那里有明显的时间点 half an hour ago ,出现过去具体的时间要用过去时.像还有yesterday啦,都是用过去时呢.
没有具体的时间,比如since then 啦 etc,才用完成时!
yep !

-Excuse me .Is Joan in? --Excuse me.Is Li Ming in ---No. Excuse me.Where is Lucy?Is she in the classroom Excuse me,is Mr.Green in the office? English what this is in me excuse 连词成句 Excuse me,what is this_____English?A.in B.on Excuse me.Is there ahotel in the neighborhood? Excuse me .Is there a bank in the _____ _____? ----Excuse me, John. Is there __________ in today’s newspape --Excuse me.Is there _____hotel in the neighborhood --Yes.It —Excuse me, is Mr Green in the office? excuse me,is there a shool in the neighborhood (同上) excuse m