下列句子中加点的词语，古今意义相同的一项是( 　　)

How did herfamily feel when you visited them —- My coming________ the happiness of her family.

Could you please come to the museum with me this afternoon—Sorry, I ______ . I have to take a piano lesson at 2 pm.

ter left home in 1998, and since

If we don’t start out now, we must risk______the train.[ ]