问题
选择题
Numbers of terrorists attacks in the past few years have signaled that anti-terrorism remains _____ long term goal for______ world.
A．a; a
B．the; a
C．a; the
D．the; the
答案
答案：C
考查冠词。remain/keep … a goal意为“以……为目标”；the world为独一无二的事物。选C。