问题
选择题
After the snowstorm, mailboxes in the community were covered by snow, or _______, or lying on the ground.
A．breaking
B．being broken
C．having broken
D．broken
答案
答案：D
题目分析：考查过去分词：句意：暴风雪后，这个社区的邮箱被雪覆盖或坏了或躺在地上，因为邮箱是被弄坏了，修饰物，用broken，选D。