People have the belief ______ factories should produce fewer things from raw materials, ______ the supply is growing smaller and smaller.
A high official from the central government will come and explain ______ what the country has done to ensure to make the Football World Cup the best-ever game.
-- We have booked a room for today and tomorrow. -- _______, sir.
It is only _______ you understand what your parents do for you _______ you can improve your relationship with your parents.
On the Eve of the Spring Festival, parents always _______ lucky money to their children.
I like this jacket better than that one, but it costs almost three times _______.