单项选择题
A．The test took too much time. B．Nobody can answer every question correctly. C．There is no reason to worry about the test. D．There is no use to worry about the test.
A. $30. B. $20. C. $15. D. $12.
A．He likes the city better than the country. B．He likes country life better than city life. C．He likes neither city life nor country life. D．He likes country life not as much as city life.