Do you like your _____ Beijing? —Yes, I do. [ ]

To be well-informed , we should be ______ communication _____ each other about what happens to us.

There will be a flower show in the park________ we visited last week.

The number of people invited ___fifty, but a number of them____ absent fordifferent reasons．

There was a teapot shaped like a duck, out of ____open mouth the tea was supposed to come.