(2012年重庆卷,34)Evidence has been found through years of study ________ children's early sleeping problems are likely to continue when they grow up.
The novel written by the author best, but five years ago no one could have imagined how great a role he in the literary world.
As a senior three student, Xiao Ming burns the candle at both ends .If he carries on working like that ,he’ll sooner or later.
According to their predictions, more than 20,000 tourists are expectedby the hotel this year.
---Do you allow your son to go to any Internet café on holidays? ---not !
We should not let our grandparents ,who are too old and weak ,alone.