—I had a good holiday at my uncle's. —________ .
When she came back from abroad, Lucy told us about the cities and the people ____ she had visited.
I am looking forward to _______ you again next month.
---When ______ again? ---When he ______, I’ll let you know.
The Yellow river is the second ______ river in china.
So many great events _____ that it is bound to be a most special year in history.