The train _____ because of an accident; many passengers are now waiting anxiously at the railway station.

题型：单选题题类：易错题难易度：普通

仁爱科普版九年级上Unit 4 Amazing ScienceTopic 2 I’m excited about the things that will be discovered in the f

A、has been delayed B、delayed C、has delayed D、had been delayed

举一反三

—Yes, it all depends on the weather.

— I'm not sure. Because I so far.

—It's lucky to have good teachers with them.

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