The wide popularity of the Korean music Gangnam Style has _________ heated discussions about people’s tastes nowadays.

下列各句中加横线字没有古今异义的一项是（ ）

______ a little earlier, you could have caught the last bus.

Could you please do me a favor? —_____ —I mean，could you help me?

The happy smile on her face suggests that she _______ to the party tomorrow evening.