—It's dangerous to swim in this river.—Yes,you are right.The government has ______ people not to swim in it.
One of the students __________ good at ________piano.
I’m cooking breakfast for my ________ mother. She’s ________ in hospital now.
There are _______ doctors and nurses working hard in that hospital.
My father has an interesting _______ and he _________.
We usually take a shower in the _________.