She _____ when I go to see her

It was the belief _____ Alex Haley could find his root in Africa ____ made him decide to go to Zambia

Mary felt happy to receive some gifts on ______ birthday.

My niece cares more for new clothes thananything else in the world, so she is very _______ about what she wears.

WHO,together with the medical workers in different parts of the world,_____ tryingto findaway to prevent the disease HINl from________．[ ]