As far as I am concerned, this computer ________to my sister.
. ______ it rains when we can’t find a place to escape from the rain?
I have two brothers, _______ are doctors.
My niece cares more for new clothes than anything else in the world, so she is very _______ about what she wears.
------ Who is that man over there? _______ it be our teacher? ------ No, it _______ not be our teacher. It _______ be Mr. Zhang.
Everyone in the village knew him, so we had _______ his house.