She is a well­known doctor now, but she ________ as a cleaner at the hospital for five years.

The woman ______ in the accident should be sent to the hospital at once.

Generally speaking, every child wants to be _________ when he does something good.

When I ______to take part in the sport, I felt very surprised because I had never done this before. 

—Has the doctor _______the old woman of her illness? —No, he ______ her but didn’t ________ her.