—What have you learned from your experience in Thailand?—Well, meeting people from another culture ______ be very difficult.
My mother asked me ______.
Our English teacher is ill, and we are all ______ her health.
I want your ______, sir. I don’t know what to do with it.
--- Have we ______ water? --- Yes, _____. We’d better get some.
The hotel has been enlarged; ____, it’s service is improving.