I ________ at the station half an hour ago, but the train ________ yet．

I ________ at the station half an hour ago, but the train ________ yet．

A.arrive;didn’t come

B.was arriving;hadn’t come

C.arrived;hasn’t come

D.had arrived;didn’t come

答案及解析： C

解析：

半小时以前表明是发生在过去的动作，第一空要用一般过去时；但是到现在火车还没来，故第二空用现在完成时。