There aren’t many seats left for the play; you had better make sure that you two today.
I asked you ________ my dictionary—now I can’t find it.
---Why not go out for a walk on such a sunny day? ---______ great.
______ ,all the students have covered 5 kilometers and no one quit on the half way.
It ________ last night_____ Tom saw an interesting film in Dongfeng Cinema.
Only an hour ago ________ out why he was absent.