According to __________ World Health Organization, health care plans are needed in all big cities to prevent __________ spread of AIDS.
The woman scientist was so busy that she could hardly__________time to her children.
.--- Why don’t you drive your own car? --- It _________at a repair shop.
—_________I’m very busy now. Could I call you back after work? — OK. I’ll wait for you.
Is it in this hospital_________my father had worked at _________ I was born?
—Did you enjoy yourself at the party? —Yes.I've never been to ______ one before.