---Do you know the boy _____ is sitting next to Peter?---Yes. He is Peter's friend. They are celebraing his _____ birthday.
A、who,ninth;
B、that,nineth;
C、/,nineth;
D、which,ninth
发布时间:2025-11-07 05:05:21
A、who,ninth;
B、that,nineth;
C、/,nineth;
D、which,ninth