I _____ her not to walk on the thin ice but she would not listen to me.
in 1898, Beijing University is one of the top universities in China.
There is no doubt they will give me a hand if I have any trouble.
There is still much to discuss. We shall, ______, return to this at our next meeting.
Dr Yuan Longping grows _____ is called super hybrid rice, _____ has a high output.
---Do you want to come with us?---No, I would rather ______ at home than _____ with you.