题目：
Businesses on Ellory Avenue _____ early yesterday to allow work crews to
repave the street.
(A) are closed
(B) to close
(C) closing
(D) closed
疑问：
答案是(D)，但我的其实是(A)、(D)在选择，想请问为何不是(A)呢？
谢谢大家！