_____a cat. We do not know_____ name.
---This Math problem isn’t easy for Jack to work out, is it? ---_______. He is far better at Math problems than we expected.
The food cooked the day before yesterday ______ bad. Throw it away.
---Were your parents at home last night? ---No. _______ of us went to my uncle’s birthday party.
---Whose badminton racket is this? It looks nice. How much is it _______? ---Sorry, I don’t know.
It is impossible for ______ little children to do ______ much work in ______ a short time.