–Is there ____ milk in the glass? ---Yes, there is ____.
---Do you think it will be fine tomorrow?---_____________. It has rained for so many days.
It’s two and a half weeks since the exchange students __________ Wuxi.
Little Tom has got a lot of birthday presents, but he isn’t able to take all of them ___.
We can have ___ blue sky if we create ___ less polluted world.
-----Did you notice him come in?-----No. I _____ a football game.