It’s a common scene in the film Tangshan Earthquake that families cry helplessly over _____ is left of their homes.
--Can I help you with the heavy bag? --______.
That tree, _______ branches are almost bare, is very old.
As a rule, domestic servants doing odd jobs are paid_______.
Why don’t you bring ____ to his attention that you are too busy to do it?
He began to take political science ________ only when he left school.