Lacking rain, many river in Yunnan province have ______ recently.
Be quiet!Our teacher has _________ to tell us.
Nearly________ of the surface of our planet is covered by water.
It's said that __________ is going to give us a lecture.
We had ___________ wonderful time _________the party_______ other day.
----Mary Beth, here you are! _________!----Thank you for meeting me here, Betty.