—How is your mother? —_____________.
— It's dangerous to swim in this river.—Yes, you are right. The government has ___ people not to swim in it.
There are ___ floors in the building and my home is on the ____ floor.
— I am like a cat on hot bricks. There are so many problems that I don't know____ to deal with them.— Calm down first. Let's see what I can do for you.
— Your mother plays tennis very often, doesn't she?— Well, she doesn't like it now. But she _____________.
— is the population of your city? —There are about four .