单选题 Helen will leave immediately .
【正确答案】 B
【答案解析】[解析] 画线词immediately为副词,意为“立刻,马上”。A项far away意为“遥远,远离”;例:This will happen far away from television cameras.这要在远离电视摄像头的情形下进行。B项right away意为“立刻”;例:I"ll hurry over there right away.我将立刻赶过去。C项right here意为“就是这里”;例:Could you please let me get off right here?请问我可以在这里下车吗?D项soon意为“快,不久”;例:As soon as I stepped inside, my glasses misted over.一踏进去,我的眼镜马上蒙了一层雾。故本题选B。