Studies show that people are more _____ to suffer from back problems if they always sit before computer screens for long hours.

I’m sorry, madam, those shoes are only ____ in small sizes. You can come again the day after tomorrow.

 Of the two coats，I'd choose the ________ one to spare some money for a book.(2010·四川)

I am afraid that his answer is _____ from correct.

It is a fact that _________ differences between countries may cause misunderstandings in communication.