请问 It is 6 o'clock.如果说 o'clock是副词,那么这句话的语法构成

请问 It is 6 o'clock.如果说 o'clock是副词,那么这句话的语法构成 It is nine o clock . It is eight o clock, The time is one o'clock!这句话对么?是不是一定要写成‘It is one o'clock! is it It's 12 o'clock The homework is expected to finish before 6 o'clock.这句话对吗,是t 对这句话进行提问：it`s three o`clock. --------my watch,it is 9 o'clock. It is three o’clock.提问 It is eight o’clock怎么提问 I think it is ( ) one o'clock 拼成一句话 seven it is o'clock