这里指节日,故用单数,再如:Christmas is the world's most popular holiday.
指假日的时候,有时可以用holidays,如,They are planning to spend their holidays in Thiland.
这里指节日,故用单数,再如:Christmas is the world's most popular holiday.
指假日的时候,有时可以用holidays,如,They are planning to spend their holidays in Thiland.