Playing computer games too often our eyes. A.is helpful to B.is harmful to C.is good for
---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 ___ bluer sky if we create ___ less polluted world.
--Why not join us in the game, Kitty? ---_____________, but I have to do my homework first.