问题
选择题
Many experts seem to agree that _______ certain limit should be set on ________ consumption of cars to ease air pollution.
A．a; the
B．/; the
C．the; /
D．the; a
答案
答案：A
考查冠词。一定的限制a certain limit，consumption 后有定语修饰，是特指所以前加the。故选A。