My niece cares more for new clothes than anything else in the world, so she is very _______ about what she wears.
When you talk, you have to at least make yourself________
— I am not good at dancing, you know.— _____________.It’s just for fun.
________the population of China is the largest in the world.
He was________with his________son.
. It is ________ that he hasn’t________.