问题
选择题
--- What should we do on No-smoking Day?
--- People aren’t _________ on that day.
A．allowed smoking
B．allowed to smoke
C．allowing to smoke
D．allow smoking
答案
答案：B
题目分析: 句意：我们应该在无烟日做什么？人们不允许在那一个抽烟。本句为被动语态，动词后接带to不定式，故选B。