A: Has the train arrived?
B: No,it hasnt.
火车到了吗?(显然“到达”是个点动作,一瞬间的事.)
没呢.
The train has been here for half an hour .
火车到这儿有半个小时了.
这是段时间,显然要用 been in ,here是副词, in省了.
been in this city 就不用省.
A: Has the train arrived?
B: No,it hasnt.
火车到了吗?(显然“到达”是个点动作,一瞬间的事.)
没呢.
The train has been here for half an hour .
火车到这儿有半个小时了.
这是段时间,显然要用 been in ,here是副词, in省了.
been in this city 就不用省.