问题
选择题
Eat-up Campaign has become＿＿＿ hot topic, calling for people to take＿action against waste
A．a;／
B．a; an
C．the;／
D．the; an
答案
答案：A
题目分析：句意：光盘行动已经成为一个热点话题，号召人们采取行动反对浪费。第一空填a。泛指“一个热点话题”，第二空不填，take action是固定词组“采取行动”，所以选A。